18171946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41113}}^1$

素因数の和:41145

約数の個数: 16

約数和(自身を含む): 31082184

約数和(自身を除く): 12910238

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 41113, 82226, 534469, 698921, 1068938, 1397842, 9085973, 18171946]

約数ペア:

[(1, 18171946), (2, 9085973), (13, 1397842), (17, 1068938), (26, 698921), (34, 534469), (221, 82226), (442, 41113)]