18211450

素因数分解:

$2^1\times 5^2\times {\mathrm{457}}^1\times {\mathrm{797}}^1$

素因数の和:1266

約数の個数: 24

約数和(自身を含む): 33990012

約数和(自身を除く): 15778562

約数列:

[1, 2, 5, 10, 25, 50, 457, 797, 914, 1594, 2285, 3985, 4570, 7970, 11425, 19925, 22850, 39850, 364229, 728458, 1821145, 3642290, 9105725, 18211450]

約数ペア:

[(1, 18211450), (2, 9105725), (5, 3642290), (10, 1821145), (25, 728458), (50, 364229), (457, 39850), (797, 22850), (914, 19925), (1594, 11425), (2285, 7970), (3985, 4570)]