Q: What is the sum of all factors of the number 20,995 excluding 20,995?
A: 9,245
The factors of the number 20,995 are: 1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 4199, 20995.
If you add them up, you will get the total of 21,004. Now subtract 20,995 to get 9,245