18818071768

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{859}}^1\times {\mathrm{1481}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 36189995400

約数和(自身を除く): 17371923632

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 859, 1481, 1718, 1849, 2962, 3436, 3698, 5924, 6872, 7396, 11848, 14792, 36937, 63683, 73874, 127366, 147748, 254732, 295496, 509464, 1272179, 1588291, 2544358, 2738369, 3176582, 5088716, 5476738, 6353164, 10177432, 10953476, 12706328, 21906952, 54703697, 109407394, 218814788, 437629576, 2352258971, 4704517942, 9409035884, 18818071768]

約数ペア:

[(1, 18818071768), (2, 9409035884), (4, 4704517942), (8, 2352258971), (43, 437629576), (86, 218814788), (172, 109407394), (344, 54703697), (859, 21906952), (1481, 12706328), (1718, 10953476), (1849, 10177432), (2962, 6353164), (3436, 5476738), (3698, 5088716), (5924, 3176582), (6872, 2738369), (7396, 2544358), (11848, 1588291), (14792, 1272179), (36937, 509464), (63683, 295496), (73874, 254732), (127366, 147748)]