20178672

素因数分解:

$2^4\times 3^1\times {\mathrm{359}}^1\times {\mathrm{1171}}^1$

素因数の和:1541

約数の個数: 40

約数和(自身を含む): 52318080

約数和(自身を除く): 32139408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 359, 718, 1077, 1171, 1436, 2154, 2342, 2872, 3513, 4308, 4684, 5744, 7026, 8616, 9368, 14052, 17232, 18736, 28104, 56208, 420389, 840778, 1261167, 1681556, 2522334, 3363112, 5044668, 6726224, 10089336, 20178672]

約数ペア:

[(1, 20178672), (2, 10089336), (3, 6726224), (4, 5044668), (6, 3363112), (8, 2522334), (12, 1681556), (16, 1261167), (24, 840778), (48, 420389), (359, 56208), (718, 28104), (1077, 18736), (1171, 17232), (1436, 14052), (2154, 9368), (2342, 8616), (2872, 7026), (3513, 5744), (4308, 4684)]