19788791

素因数分解:

${\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{2851}}^1$

素因数の和:3493

約数の個数: 8

約数和(自身を含む): 21629568

約数和(自身を除く): 1840777

約数列:

[1, 11, 631, 2851, 6941, 31361, 1798981, 19788791]

約数ペア:

[(1, 19788791), (11, 1798981), (631, 31361), (2851, 6941)]