20403856264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1\times {\mathrm{3833}}^1$

素因数の和:4342

約数の個数: 64

約数和(自身を含む): 42086278080

約数和(自身を除く): 21682421816

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241, 251, 482, 502, 964, 1004, 1928, 2008, 2651, 2761, 3833, 5302, 5522, 7666, 10604, 11044, 15332, 21208, 22088, 30664, 42163, 60491, 84326, 120982, 168652, 241964, 337304, 483928, 665401, 923753, 962083, 1330802, 1847506, 1924166, 2661604, 3695012, 3848332, 5323208, 7390024, 7696664, 10161283, 10582913, 20322566, 21165826, 40645132, 42331652, 81290264, 84663304, 231862003, 463724006, 927448012, 1854896024, 2550482033, 5100964066, 10201928132, 20403856264]

約数ペア:

[(1, 20403856264), (2, 10201928132), (4, 5100964066), (8, 2550482033), (11, 1854896024), (22, 927448012), (44, 463724006), (88, 231862003), (241, 84663304), (251, 81290264), (482, 42331652), (502, 40645132), (964, 21165826), (1004, 20322566), (1928, 10582913), (2008, 10161283), (2651, 7696664), (2761, 7390024), (3833, 5323208), (5302, 3848332), (5522, 3695012), (7666, 2661604), (10604, 1924166), (11044, 1847506), (15332, 1330802), (21208, 962083), (22088, 923753), (30664, 665401), (42163, 483928), (60491, 337304), (84326, 241964), (120982, 168652)]