219390622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 364953600

約数和(自身を除く): 145562978

約数列:

[1, 2, 11, 22, 109, 191, 218, 382, 479, 958, 1199, 2101, 2398, 4202, 5269, 10538, 20819, 41638, 52211, 91489, 104422, 182978, 229009, 458018, 574321, 1006379, 1148642, 2012758, 9972301, 19944602, 109695311, 219390622]

約数ペア:

[(1, 219390622), (2, 109695311), (11, 19944602), (22, 9972301), (109, 2012758), (191, 1148642), (218, 1006379), (382, 574321), (479, 458018), (958, 229009), (1199, 182978), (2101, 104422), (2398, 91489), (4202, 52211), (5269, 41638), (10538, 20819)]