20196729

素因数分解:

$3^3\times 7^1\times {\mathrm{106861}}^1$

素因数の和:106877

約数の個数: 16

約数和(自身を含む): 34195840

約数和(自身を除く): 13999111

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106861, 320583, 748027, 961749, 2244081, 2885247, 6732243, 20196729]

約数ペア:

[(1, 20196729), (3, 6732243), (7, 2885247), (9, 2244081), (21, 961749), (27, 748027), (63, 320583), (189, 106861)]