20308824

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2221}}^1$

素因数の和:2360

約数の個数: 48

約数和(自身を含む): 55461120

約数和(自身を除く): 35152296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2221, 2286, 3048, 4442, 4572, 6663, 8884, 9144, 13326, 17768, 19989, 26652, 39978, 53304, 79956, 159912, 282067, 564134, 846201, 1128268, 1692402, 2256536, 2538603, 3384804, 5077206, 6769608, 10154412, 20308824]

約数ペア:

[(1, 20308824), (2, 10154412), (3, 6769608), (4, 5077206), (6, 3384804), (8, 2538603), (9, 2256536), (12, 1692402), (18, 1128268), (24, 846201), (36, 564134), (72, 282067), (127, 159912), (254, 79956), (381, 53304), (508, 39978), (762, 26652), (1016, 19989), (1143, 17768), (1524, 13326), (2221, 9144), (2286, 8884), (3048, 6663), (4442, 4572)]