131218408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{863279}}^1$

素因数の和:863304

約数の個数: 16

約数和(自身を含む): 258984000

約数和(自身を除く): 127765592

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 863279, 1726558, 3453116, 6906232, 16402301, 32804602, 65609204, 131218408]

約数ペア:

[(1, 131218408), (2, 65609204), (4, 32804602), (8, 16402301), (19, 6906232), (38, 3453116), (76, 1726558), (152, 863279)]