19807508

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30757}}^1$

素因数の和:30791

約数の個数: 24

約数和(自身を含む): 41338752

約数和(自身を除く): 21531244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 30757, 61514, 123028, 215299, 430598, 707411, 861196, 1414822, 2829644, 4951877, 9903754, 19807508]

約数ペア:

[(1, 19807508), (2, 9903754), (4, 4951877), (7, 2829644), (14, 1414822), (23, 861196), (28, 707411), (46, 430598), (92, 215299), (161, 123028), (322, 61514), (644, 30757)]