20578884

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 49693056

約数和(自身を除く): 29114172

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 151, 164, 246, 277, 302, 453, 492, 554, 604, 831, 906, 1108, 1662, 1812, 3324, 6191, 11357, 12382, 18573, 22714, 24764, 34071, 37146, 41827, 45428, 68142, 74292, 83654, 125481, 136284, 167308, 250962, 501924, 1714907, 3429814, 5144721, 6859628, 10289442, 20578884]

約数ペア:

[(1, 20578884), (2, 10289442), (3, 6859628), (4, 5144721), (6, 3429814), (12, 1714907), (41, 501924), (82, 250962), (123, 167308), (151, 136284), (164, 125481), (246, 83654), (277, 74292), (302, 68142), (453, 45428), (492, 41827), (554, 37146), (604, 34071), (831, 24764), (906, 22714), (1108, 18573), (1662, 12382), (1812, 11357), (3324, 6191)]