2018394568

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{408913}}^1$

素因数の和:409536

約数の個数: 16

約数和(自身を含む): 3790632780

約数和(自身を除く): 1772238212

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4936, 408913, 817826, 1635652, 3271304, 252299321, 504598642, 1009197284, 2018394568]

約数ペア:

[(1, 2018394568), (2, 1009197284), (4, 504598642), (8, 252299321), (617, 3271304), (1234, 1635652), (2468, 817826), (4936, 408913)]