Q: What is the sum of all factors of the number 20,678 excluding 20,678?
A: 15,574
The factors of the number 20,678 are: 1, 2, 7, 14, 49, 98, 211, 422, 1477, 2954, 10339, 20678.
If you add them up, you will get the total of 20,693. Now subtract 20,678 to get 15,574