18979288

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{12421}}^1$

素因数の和:12618

約数の個数: 16

約数和(自身を含む): 35775360

約数和(自身を除く): 16796072

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 12421, 24842, 49684, 99368, 2372411, 4744822, 9489644, 18979288]

約数ペア:

[(1, 18979288), (2, 9489644), (4, 4744822), (8, 2372411), (191, 99368), (382, 49684), (764, 24842), (1528, 12421)]