19735804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4441}}^1$

素因数の和:4557

約数の個数: 24

約数和(自身を含む): 38059056

約数和(自身を除く): 18323252

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4441, 4444, 8882, 17764, 48851, 97702, 195404, 448541, 897082, 1794164, 4933951, 9867902, 19735804]

約数ペア:

[(1, 19735804), (2, 9867902), (4, 4933951), (11, 1794164), (22, 897082), (44, 448541), (101, 195404), (202, 97702), (404, 48851), (1111, 17764), (2222, 8882), (4441, 4444)]