20087626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1889}}^1$

素因数の和:2313

約数の個数: 16

約数和(自身を含む): 32545800

約数和(自身を除く): 12458174

約数列:

[1, 2, 13, 26, 409, 818, 1889, 3778, 5317, 10634, 24557, 49114, 772601, 1545202, 10043813, 20087626]

約数ペア:

[(1, 20087626), (2, 10043813), (13, 1545202), (26, 772601), (409, 49114), (818, 24557), (1889, 10634), (3778, 5317)]