12977984

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1019}}^1$

素因数の和:1230

約数の個数: 28

約数和(自身を含む): 25908000

約数和(自身を除く): 12930016

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1019, 1592, 2038, 3184, 4076, 6368, 8152, 12736, 16304, 32608, 65216, 202781, 405562, 811124, 1622248, 3244496, 6488992, 12977984]

約数ペア:

[(1, 12977984), (2, 6488992), (4, 3244496), (8, 1622248), (16, 811124), (32, 405562), (64, 202781), (199, 65216), (398, 32608), (796, 16304), (1019, 12736), (1592, 8152), (2038, 6368), (3184, 4076)]