18247540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14957}}^1$

素因数の和:15027

約数の個数: 24

約数和(自身を含む): 38950632

約数和(自身を除く): 20703092

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 14957, 29914, 59828, 74785, 149570, 299140, 912377, 1824754, 3649508, 4561885, 9123770, 18247540]

約数ペア:

[(1, 18247540), (2, 9123770), (4, 4561885), (5, 3649508), (10, 1824754), (20, 912377), (61, 299140), (122, 149570), (244, 74785), (305, 59828), (610, 29914), (1220, 14957)]