2691728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12941}}^1$

素因数の和:12962

約数の個数: 20

約数和(自身を含む): 5616828

約数和(自身を除く): 2925100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12941, 25882, 51764, 103528, 168233, 207056, 336466, 672932, 1345864, 2691728]

約数ペア:

[(1, 2691728), (2, 1345864), (4, 672932), (8, 336466), (13, 207056), (16, 168233), (26, 103528), (52, 51764), (104, 25882), (208, 12941)]