20009774968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{401287}}^1$

素因数の和:401587

約数の個数: 32

約数和(自身を含む): 39294120960

約数和(自身を除く): 19284345992

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 271, 542, 1084, 2168, 6233, 12466, 24932, 49864, 401287, 802574, 1605148, 3210296, 9229601, 18459202, 36918404, 73836808, 108748777, 217497554, 434995108, 869990216, 2501221871, 5002443742, 10004887484, 20009774968]

約数ペア:

[(1, 20009774968), (2, 10004887484), (4, 5002443742), (8, 2501221871), (23, 869990216), (46, 434995108), (92, 217497554), (184, 108748777), (271, 73836808), (542, 36918404), (1084, 18459202), (2168, 9229601), (6233, 3210296), (12466, 1605148), (24932, 802574), (49864, 401287)]