Difference between revisions of "DivisorsSum Command"

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;DivisorsSum[ <Number> ]
 
;DivisorsSum[ <Number> ]
 
:Calcualtes the sum of all the positive divisors, including the number itself.
 
:Calcualtes the sum of all the positive divisors, including the number itself.
:{{example|1=<div><code><nowiki>DivisorsSum[15]</nowiki></code> gives ''20'', the sum of all positive divisors of ''15'', including ''15''.</div>}}
+
:{{example|1=<div><code><nowiki>DivisorsSum[15]</nowiki></code> gives ''24'', the sum of all positive divisors of ''15'', including ''15''.</div>}}
 
{{note| 1=<div>
 
{{note| 1=<div>
 
See also [[Divisors Command]] and [[DivisorsList Command]].
 
See also [[Divisors Command]] and [[DivisorsList Command]].
 
</div>}}
 
</div>}}

Revision as of 10:13, 5 August 2011


This command works in CAS View only.

DivisorsSum[ <Number> ]
Calcualtes the sum of all the positive divisors, including the number itself.
Example:
DivisorsSum[15] gives 24, the sum of all positive divisors of 15, including 15.
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