20215052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 22120948

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 572, 599, 649, 767, 1198, 1298, 1534, 2396, 2596, 3068, 6589, 7787, 8437, 13178, 15574, 16874, 26356, 31148, 33748, 35341, 70682, 85657, 141364, 171314, 342628, 388751, 459433, 777502, 918866, 1555004, 1837732, 5053763, 10107526, 20215052]

約数ペア:

[(1, 20215052), (2, 10107526), (4, 5053763), (11, 1837732), (13, 1555004), (22, 918866), (26, 777502), (44, 459433), (52, 388751), (59, 342628), (118, 171314), (143, 141364), (236, 85657), (286, 70682), (572, 35341), (599, 33748), (649, 31148), (767, 26356), (1198, 16874), (1298, 15574), (1534, 13178), (2396, 8437), (2596, 7787), (3068, 6589)]