19735221

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{54367}}^1$

素因数の和:54392

約数の個数: 12

約数和(自身を含む): 28923776

約数和(自身を除く): 9188555

約数列:

[1, 3, 11, 33, 121, 363, 54367, 163101, 598037, 1794111, 6578407, 19735221]

約数ペア:

[(1, 19735221), (3, 6578407), (11, 1794111), (33, 598037), (121, 163101), (363, 54367)]