19643404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{446441}}^1$

素因数の和:446456

約数の個数: 12

約数和(自身を含む): 37501128

約数和(自身を除く): 17857724

約数列:

[1, 2, 4, 11, 22, 44, 446441, 892882, 1785764, 4910851, 9821702, 19643404]

約数ペア:

[(1, 19643404), (2, 9821702), (4, 4910851), (11, 1785764), (22, 892882), (44, 446441)]