201982768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{51109}}^1$

素因数の和:51149

約数の個数: 40

約数和(自身を含む): 443634800

約数和(自身を除く): 241652032

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 51109, 102218, 204436, 408872, 664417, 817744, 971071, 1328834, 1942142, 2657668, 3884284, 5315336, 7768568, 10630672, 12623923, 15537136, 25247846, 50495692, 100991384, 201982768]

約数ペア:

[(1, 201982768), (2, 100991384), (4, 50495692), (8, 25247846), (13, 15537136), (16, 12623923), (19, 10630672), (26, 7768568), (38, 5315336), (52, 3884284), (76, 2657668), (104, 1942142), (152, 1328834), (208, 971071), (247, 817744), (304, 664417), (494, 408872), (988, 204436), (1976, 102218), (3952, 51109)]