20219262427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1415221}}^1$

素因数の和:1415398

約数の個数: 16

約数和(自身を含む): 25043768512

約数和(自身を除く): 4824506085

約数列:

[1, 7, 13, 91, 157, 1099, 2041, 14287, 1415221, 9906547, 18397873, 128785111, 222189697, 1555327879, 2888466061, 20219262427]

約数ペア:

[(1, 20219262427), (7, 2888466061), (13, 1555327879), (91, 222189697), (157, 128785111), (1099, 18397873), (2041, 9906547), (14287, 1415221)]