20026456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{367}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 19717544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 359, 367, 718, 734, 1436, 1468, 2872, 2936, 6821, 6973, 13642, 13946, 27284, 27892, 54568, 55784, 131753, 263506, 527012, 1054024, 2503307, 5006614, 10013228, 20026456]

約数ペア:

[(1, 20026456), (2, 10013228), (4, 5006614), (8, 2503307), (19, 1054024), (38, 527012), (76, 263506), (152, 131753), (359, 55784), (367, 54568), (718, 27892), (734, 27284), (1436, 13946), (1468, 13642), (2872, 6973), (2936, 6821)]