2019977570368

素因数分解:

$2^6\times {\mathrm{81131}}^1\times {\mathrm{389027}}^1$

素因数の和:470170

約数の個数: 28

約数和(自身を含む): 4008452701392

約数和(自身を除く): 1988475131024

約数列:

[1, 2, 4, 8, 16, 32, 64, 81131, 162262, 324524, 389027, 649048, 778054, 1298096, 1556108, 2596192, 3112216, 5192384, 6224432, 12448864, 24897728, 31562149537, 63124299074, 126248598148, 252497196296, 504994392592, 1009988785184, 2019977570368]

約数ペア:

[(1, 2019977570368), (2, 1009988785184), (4, 504994392592), (8, 252497196296), (16, 126248598148), (32, 63124299074), (64, 31562149537), (81131, 24897728), (162262, 12448864), (324524, 6224432), (389027, 5192384), (649048, 3112216), (778054, 2596192), (1298096, 1556108)]