Q: What is the sum of all factors of the number 199,903 excluding 199,903?
A: 31,217
The factors of the number 199,903 are: 1, 11, 17, 187, 1069, 11759, 18173, 199903.
If you add them up, you will get the total of 199,934. Now subtract 199,903 to get 31,217