20172568904

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{13201943}}^1$

素因数の和:13202140

約数の個数: 16

約数和(自身を含む): 38021598720

約数和(自身を除く): 17849029816

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 13201943, 26403886, 52807772, 105615544, 2521571113, 5043142226, 10086284452, 20172568904]

約数ペア:

[(1, 20172568904), (2, 10086284452), (4, 5043142226), (8, 2521571113), (191, 105615544), (382, 52807772), (764, 26403886), (1528, 13201943)]