20163776769

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{154267}}^1$

素因数の和:154426

約数の個数: 32

約数和(自身を含む): 30804234240

約数和(自身を除く): 10640457471

約数列:

[1, 3, 9, 27, 47, 103, 141, 309, 423, 927, 1269, 2781, 4841, 14523, 43569, 130707, 154267, 462801, 1388403, 4165209, 7250549, 15889501, 21751647, 47668503, 65254941, 143005509, 195764823, 429016527, 746806547, 2240419641, 6721258923, 20163776769]

約数ペア:

[(1, 20163776769), (3, 6721258923), (9, 2240419641), (27, 746806547), (47, 429016527), (103, 195764823), (141, 143005509), (309, 65254941), (423, 47668503), (927, 21751647), (1269, 15889501), (2781, 7250549), (4841, 4165209), (14523, 1388403), (43569, 462801), (130707, 154267)]