30801812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{405287}}^1$

素因数の和:405310

約数の個数: 12

約数和(自身を含む): 56740320

約数和(自身を除く): 25938508

約数列:

[1, 2, 4, 19, 38, 76, 405287, 810574, 1621148, 7700453, 15400906, 30801812]

約数ペア:

[(1, 30801812), (2, 15400906), (4, 7700453), (19, 1621148), (38, 810574), (76, 405287)]