20087106

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 45505152

約数和(自身を除く): 25418046

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 53, 78, 86, 106, 113, 129, 159, 226, 258, 318, 339, 559, 678, 689, 1118, 1378, 1469, 1677, 2067, 2279, 2938, 3354, 4134, 4407, 4558, 4859, 5989, 6837, 8814, 9718, 11978, 13674, 14577, 17967, 29154, 29627, 35934, 59254, 63167, 77857, 88881, 126334, 155714, 177762, 189501, 233571, 257527, 379002, 467142, 515054, 772581, 1545162, 3347851, 6695702, 10043553, 20087106]

約数ペア:

[(1, 20087106), (2, 10043553), (3, 6695702), (6, 3347851), (13, 1545162), (26, 772581), (39, 515054), (43, 467142), (53, 379002), (78, 257527), (86, 233571), (106, 189501), (113, 177762), (129, 155714), (159, 126334), (226, 88881), (258, 77857), (318, 63167), (339, 59254), (559, 35934), (678, 29627), (689, 29154), (1118, 17967), (1378, 14577), (1469, 13674), (1677, 11978), (2067, 9718), (2279, 8814), (2938, 6837), (3354, 5989), (4134, 4859), (4407, 4558)]