20306568

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 54587520

約数和(自身を除く): 34280952

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 71, 102, 136, 142, 204, 213, 284, 408, 426, 568, 701, 852, 1207, 1402, 1704, 2103, 2414, 2804, 3621, 4206, 4828, 5608, 7242, 8412, 9656, 11917, 14484, 16824, 23834, 28968, 35751, 47668, 49771, 71502, 95336, 99542, 143004, 149313, 199084, 286008, 298626, 398168, 597252, 846107, 1194504, 1692214, 2538321, 3384428, 5076642, 6768856, 10153284, 20306568]

約数ペア:

[(1, 20306568), (2, 10153284), (3, 6768856), (4, 5076642), (6, 3384428), (8, 2538321), (12, 1692214), (17, 1194504), (24, 846107), (34, 597252), (51, 398168), (68, 298626), (71, 286008), (102, 199084), (136, 149313), (142, 143004), (204, 99542), (213, 95336), (284, 71502), (408, 49771), (426, 47668), (568, 35751), (701, 28968), (852, 23834), (1207, 16824), (1402, 14484), (1704, 11917), (2103, 9656), (2414, 8412), (2804, 7242), (3621, 5608), (4206, 4828)]