20161491813

素因数分解:

$3^3\times {\mathrm{277}}^1\times {\mathrm{1277}}^1\times {\mathrm{2111}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 30014392320

約数和(自身を除く): 9852900507

約数列:

[1, 3, 9, 27, 277, 831, 1277, 2111, 2493, 3831, 6333, 7479, 11493, 18999, 34479, 56997, 353729, 584747, 1061187, 1754241, 2695747, 3183561, 5262723, 8087241, 9550683, 15788169, 24261723, 72785169, 746721919, 2240165757, 6720497271, 20161491813]

約数ペア:

[(1, 20161491813), (3, 6720497271), (9, 2240165757), (27, 746721919), (277, 72785169), (831, 24261723), (1277, 15788169), (2111, 9550683), (2493, 8087241), (3831, 5262723), (6333, 3183561), (7479, 2695747), (11493, 1754241), (18999, 1061187), (34479, 584747), (56997, 353729)]