20123079453

素因数分解:

$3^3\times {\mathrm{1511}}^1\times {\mathrm{493249}}^1$

素因数の和:494769

約数の個数: 16

約数和(自身を含む): 29831760000

約数和(自身を除く): 9708680547

約数列:

[1, 3, 9, 27, 1511, 4533, 13599, 40797, 493249, 1479747, 4439241, 13317723, 745299239, 2235897717, 6707693151, 20123079453]

約数ペア:

[(1, 20123079453), (3, 6707693151), (9, 2235897717), (27, 745299239), (1511, 13317723), (4533, 4439241), (13599, 1479747), (40797, 493249)]