2019120884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{253531}}^1$

素因数の和:253727

約数の個数: 24

約数和(自身を含む): 3875997216

約数和(自身を除く): 1856876332

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 253531, 507062, 1014124, 2788841, 5577682, 11155364, 45889111, 91778222, 183556444, 504780221, 1009560442, 2019120884]

約数ペア:

[(1, 2019120884), (2, 1009560442), (4, 504780221), (11, 183556444), (22, 91778222), (44, 45889111), (181, 11155364), (362, 5577682), (724, 2788841), (1991, 1014124), (3982, 507062), (7964, 253531)]