19639444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2843}}^1$

素因数の和:3015

約数の個数: 24

約数和(自身を含む): 37745568

約数和(自身を除く): 18106124

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2843, 3454, 5686, 6908, 11372, 31273, 62546, 125092, 446351, 892702, 1785404, 4909861, 9819722, 19639444]

約数ペア:

[(1, 19639444), (2, 9819722), (4, 4909861), (11, 1785404), (22, 892702), (44, 446351), (157, 125092), (314, 62546), (628, 31273), (1727, 11372), (2843, 6908), (3454, 5686)]