Q: What is the sum of all factors of the number 20,823 excluding 20,823?
A: 9,513
The factors of the number 20,823 are: 1, 3, 11, 33, 631, 1893, 6941, 20823.
If you add them up, you will get the total of 20,832. Now subtract 20,823 to get 9,513