2145472004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{108863}}^1$

素因数の和:109259

約数の個数: 24

約数和(自身を含む): 4054095360

約数和(自身を除く): 1908623356

約数列:

[1, 2, 4, 13, 26, 52, 379, 758, 1516, 4927, 9854, 19708, 108863, 217726, 435452, 1415219, 2830438, 5660876, 41259077, 82518154, 165036308, 536368001, 1072736002, 2145472004]

約数ペア:

[(1, 2145472004), (2, 1072736002), (4, 536368001), (13, 165036308), (26, 82518154), (52, 41259077), (379, 5660876), (758, 2830438), (1516, 1415219), (4927, 435452), (9854, 217726), (19708, 108863)]