28009388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3517}}^1$

素因数の和:3713

約数の個数: 24

約数和(自身を含む): 53783184

約数和(自身を除く): 25773796

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3517, 3982, 7034, 7964, 14068, 38687, 77374, 154748, 636577, 1273154, 2546308, 7002347, 14004694, 28009388]

約数ペア:

[(1, 28009388), (2, 14004694), (4, 7002347), (11, 2546308), (22, 1273154), (44, 636577), (181, 154748), (362, 77374), (724, 38687), (1991, 14068), (3517, 7964), (3982, 7034)]