18772743171

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{136709}}^1$

素因数の和:137235

約数の個数: 32

約数和(自身を含む): 30868024320

約数和(自身を除く): 12095281149

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 503, 1509, 3521, 6539, 10563, 19617, 45773, 136709, 137319, 410127, 956963, 1777217, 2870889, 5331651, 12440519, 37321557, 68764627, 206293881, 481352389, 893940151, 1444057167, 2681820453, 6257581057, 18772743171]

約数ペア:

[(1, 18772743171), (3, 6257581057), (7, 2681820453), (13, 1444057167), (21, 893940151), (39, 481352389), (91, 206293881), (273, 68764627), (503, 37321557), (1509, 12440519), (3521, 5331651), (6539, 2870889), (10563, 1777217), (19617, 956963), (45773, 410127), (136709, 137319)]