20199631081

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{24249257}}^1$

素因数の和:24249288

約数の個数: 12

約数和(自身を含む): 24879738708

約数和(自身を除く): 4680107627

約数列:

[1, 7, 17, 49, 119, 833, 24249257, 169744799, 412237369, 1188213593, 2885661583, 20199631081]

約数ペア:

[(1, 20199631081), (7, 2885661583), (17, 1188213593), (49, 412237369), (119, 169744799), (833, 24249257)]