18283640

素因数分解:

$2^3\times 5^1\times {\mathrm{457091}}^1$

素因数の和:457102

約数の個数: 16

約数和(自身を含む): 41138280

約数和(自身を除く): 22854640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457091, 914182, 1828364, 2285455, 3656728, 4570910, 9141820, 18283640]

約数ペア:

[(1, 18283640), (2, 9141820), (4, 4570910), (5, 3656728), (8, 2285455), (10, 1828364), (20, 914182), (40, 457091)]