Q: What is the sum of all factors of the number 22,509 excluding 22,509?
A: 11,343
The factors of the number 22,509 are: 1, 3, 9, 41, 61, 123, 183, 369, 549, 2501, 7503, 22509.
If you add them up, you will get the total of 22,520. Now subtract 22,509 to get 11,343