31118410

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28549}}^1$

素因数の和:28665

約数の個数: 16

約数和(自身を含む): 56529000

約数和(自身を除く): 25410590

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 28549, 57098, 142745, 285490, 3111841, 6223682, 15559205, 31118410]

約数ペア:

[(1, 31118410), (2, 15559205), (5, 6223682), (10, 3111841), (109, 285490), (218, 142745), (545, 57098), (1090, 28549)]