20686292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20441}}^1$

素因数の和:20479

約数の個数: 24

約数和(自身を含む): 41211072

約数和(自身を除く): 20524780

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 20441, 40882, 81764, 224851, 449702, 470143, 899404, 940286, 1880572, 5171573, 10343146, 20686292]

約数ペア:

[(1, 20686292), (2, 10343146), (4, 5171573), (11, 1880572), (22, 940286), (23, 899404), (44, 470143), (46, 449702), (92, 224851), (253, 81764), (506, 40882), (1012, 20441)]