19536506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8147}}^1$

素因数の和:8269

約数の個数: 16

約数和(自身を含む): 32266080

約数和(自身を除く): 12729574

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8147, 16294, 89617, 179234, 888023, 1776046, 9768253, 19536506]

約数ペア:

[(1, 19536506), (2, 9768253), (11, 1776046), (22, 888023), (109, 179234), (218, 89617), (1199, 16294), (2398, 8147)]