20959458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{709}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 45326400

約数和(自身を除く): 24366942

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 379, 709, 758, 1137, 1418, 2127, 2274, 4254, 4927, 9217, 9854, 14781, 18434, 27651, 29562, 55302, 268711, 537422, 806133, 1612266, 3493243, 6986486, 10479729, 20959458]

約数ペア:

[(1, 20959458), (2, 10479729), (3, 6986486), (6, 3493243), (13, 1612266), (26, 806133), (39, 537422), (78, 268711), (379, 55302), (709, 29562), (758, 27651), (1137, 18434), (1418, 14781), (2127, 9854), (2274, 9217), (4254, 4927)]