20008206

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 46725120

約数和(自身を除く): 26716914

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 207, 279, 414, 558, 713, 1426, 1559, 2139, 3118, 4278, 4677, 6417, 9354, 12834, 14031, 28062, 35857, 48329, 71714, 96658, 107571, 144987, 215142, 289974, 322713, 434961, 645426, 869922, 1111567, 2223134, 3334701, 6669402, 10004103, 20008206]

約数ペア:

[(1, 20008206), (2, 10004103), (3, 6669402), (6, 3334701), (9, 2223134), (18, 1111567), (23, 869922), (31, 645426), (46, 434961), (62, 322713), (69, 289974), (93, 215142), (138, 144987), (186, 107571), (207, 96658), (279, 71714), (414, 48329), (558, 35857), (713, 28062), (1426, 14031), (1559, 12834), (2139, 9354), (3118, 6417), (4278, 4677)]