Q: What is the sum of all factors of the number 20,564 excluding 20,564?
A: 16,480
The factors of the number 20,564 are: 1, 2, 4, 53, 97, 106, 194, 212, 388, 5141, 10282, 20564.
If you add them up, you will get the total of 20,580. Now subtract 20,564 to get 16,480