18624580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71633}}^1$

素因数の和:71655

約数の個数: 24

約数和(自身を含む): 42120792

約数和(自身を除く): 23496212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 71633, 143266, 286532, 358165, 716330, 931229, 1432660, 1862458, 3724916, 4656145, 9312290, 18624580]

約数ペア:

[(1, 18624580), (2, 9312290), (4, 4656145), (5, 3724916), (10, 1862458), (13, 1432660), (20, 931229), (26, 716330), (52, 358165), (65, 286532), (130, 143266), (260, 71633)]