20389926

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{178859}}^1$

素因数の和:178883

約数の個数: 16

約数和(自身を含む): 42926400

約数和(自身を除く): 22536474

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 178859, 357718, 536577, 1073154, 3398321, 6796642, 10194963, 20389926]

約数ペア:

[(1, 20389926), (2, 10194963), (3, 6796642), (6, 3398321), (19, 1073154), (38, 536577), (57, 357718), (114, 178859)]