20131271617

素因数分解:

${\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 21613363200

約数和(自身を除く): 1482091583

約数列:

[1, 23, 79, 103, 263, 409, 1817, 2369, 6049, 8137, 9407, 20777, 27089, 32311, 42127, 107567, 187151, 477871, 623047, 743153, 968921, 2140031, 2474041, 3328033, 8497793, 11079401, 49220713, 76544759, 195449239, 254826223, 875272679, 20131271617]

約数ペア:

[(1, 20131271617), (23, 875272679), (79, 254826223), (103, 195449239), (263, 76544759), (409, 49220713), (1817, 11079401), (2369, 8497793), (6049, 3328033), (8137, 2474041), (9407, 2140031), (20777, 968921), (27089, 743153), (32311, 623047), (42127, 477871), (107567, 187151)]