Q: What is the sum of all factors of the number 20,400,399 excluding 20,400,399?
A: 9,066,857
The factors of the number 20,400,399 are: 1, 3, 9, 2266711, 6800133, 20400399.
If you add them up, you will get the total of 20,400,408. Now subtract 20,400,399 to get 9,066,857