20215228

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{3797}}^1$

素因数の和:3834

約数の個数: 24

約数和(自身を含む): 38921904

約数和(自身を除く): 18706676

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 3797, 5324, 7594, 15188, 41767, 83534, 167068, 459437, 918874, 1837748, 5053807, 10107614, 20215228]

約数ペア:

[(1, 20215228), (2, 10107614), (4, 5053807), (11, 1837748), (22, 918874), (44, 459437), (121, 167068), (242, 83534), (484, 41767), (1331, 15188), (2662, 7594), (3797, 5324)]