Q: What is the sum of all factors of the number 20,205 excluding 20,205?
A: 14,895
The factors of the number 20,205 are: 1, 3, 5, 9, 15, 45, 449, 1347, 2245, 4041, 6735, 20205.
If you add them up, you will get the total of 20,219. Now subtract 20,205 to get 14,895