2018011887

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{2203}}^1$

素因数の和:2521

約数の個数: 40

約数和(自身を含む): 3097801344

約数和(自身を除く): 1079789457

約数列:

[1, 3, 9, 27, 43, 81, 129, 263, 387, 789, 1161, 2203, 2367, 3483, 6609, 7101, 11309, 19827, 21303, 33927, 59481, 94729, 101781, 178443, 284187, 305343, 579389, 852561, 916029, 1738167, 2557683, 5214501, 7673049, 15643503, 24913727, 46930509, 74741181, 224223543, 672670629, 2018011887]

約数ペア:

[(1, 2018011887), (3, 672670629), (9, 224223543), (27, 74741181), (43, 46930509), (81, 24913727), (129, 15643503), (263, 7673049), (387, 5214501), (789, 2557683), (1161, 1738167), (2203, 916029), (2367, 852561), (3483, 579389), (6609, 305343), (7101, 284187), (11309, 178443), (19827, 101781), (21303, 94729), (33927, 59481)]