18742126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42403}}^1$

素因数の和:42435

約数の個数: 16

約数和(自身を含む): 32057424

約数和(自身を除く): 13315298

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42403, 84806, 551239, 720851, 1102478, 1441702, 9371063, 18742126]

約数ペア:

[(1, 18742126), (2, 9371063), (13, 1441702), (17, 1102478), (26, 720851), (34, 551239), (221, 84806), (442, 42403)]