199656578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{17419}}^1$

素因数の和:17953

約数の個数: 16

約数和(自身を含む): 327356640

約数和(自身を除く): 127700062

約数列:

[1, 2, 11, 22, 521, 1042, 5731, 11462, 17419, 34838, 191609, 383218, 9075299, 18150598, 99828289, 199656578]

約数ペア:

[(1, 199656578), (2, 99828289), (11, 18150598), (22, 9075299), (521, 383218), (1042, 191609), (5731, 34838), (11462, 17419)]