20419124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20177}}^1$

素因数の和:20215

約数の個数: 24

約数和(自身を含む): 40678848

約数和(自身を除く): 20259724

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 20177, 40354, 80708, 221947, 443894, 464071, 887788, 928142, 1856284, 5104781, 10209562, 20419124]

約数ペア:

[(1, 20419124), (2, 10209562), (4, 5104781), (11, 1856284), (22, 928142), (23, 887788), (44, 464071), (46, 443894), (92, 221947), (253, 80708), (506, 40354), (1012, 20177)]