20443368

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 56171520

約数和(自身を除く): 35728152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 211, 264, 367, 422, 633, 734, 844, 1101, 1266, 1468, 1688, 2202, 2321, 2532, 2936, 4037, 4404, 4642, 5064, 6963, 8074, 8808, 9284, 12111, 13926, 16148, 18568, 24222, 27852, 32296, 48444, 55704, 77437, 96888, 154874, 232311, 309748, 464622, 619496, 851807, 929244, 1703614, 1858488, 2555421, 3407228, 5110842, 6814456, 10221684, 20443368]

約数ペア:

[(1, 20443368), (2, 10221684), (3, 6814456), (4, 5110842), (6, 3407228), (8, 2555421), (11, 1858488), (12, 1703614), (22, 929244), (24, 851807), (33, 619496), (44, 464622), (66, 309748), (88, 232311), (132, 154874), (211, 96888), (264, 77437), (367, 55704), (422, 48444), (633, 32296), (734, 27852), (844, 24222), (1101, 18568), (1266, 16148), (1468, 13926), (1688, 12111), (2202, 9284), (2321, 8808), (2532, 8074), (2936, 6963), (4037, 5064), (4404, 4642)]