2019785271844

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{3803}}^1\times {\mathrm{5087}}^1$

素因数の和:9544

約数の個数: 48

約数和(自身を含む): 3624448278528

約数和(自身を除く): 1604663006684

約数列:

[1, 2, 4, 43, 86, 172, 607, 1214, 2428, 3803, 5087, 7606, 10174, 15212, 20348, 26101, 52202, 104404, 163529, 218741, 327058, 437482, 654116, 874964, 2308421, 3087809, 4616842, 6175618, 9233684, 12351236, 19345861, 38691722, 77383444, 99262103, 132775787, 198524206, 265551574, 397048412, 531103148, 831872023, 1663744046, 3327488092, 11742937627, 23485875254, 46971750508, 504946317961, 1009892635922, 2019785271844]

約数ペア:

[(1, 2019785271844), (2, 1009892635922), (4, 504946317961), (43, 46971750508), (86, 23485875254), (172, 11742937627), (607, 3327488092), (1214, 1663744046), (2428, 831872023), (3803, 531103148), (5087, 397048412), (7606, 265551574), (10174, 198524206), (15212, 132775787), (20348, 99262103), (26101, 77383444), (52202, 38691722), (104404, 19345861), (163529, 12351236), (218741, 9233684), (327058, 6175618), (437482, 4616842), (654116, 3087809), (874964, 2308421)]