19979399

素因数分解:

${\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{1013}}^1$

素因数の和:1198

約数の個数: 12

約数和(自身を含む): 22117368

約数和(自身を除く): 2137969

約数列:

[1, 11, 121, 163, 1013, 1793, 11143, 19723, 122573, 165119, 1816309, 19979399]

約数ペア:

[(1, 19979399), (11, 1816309), (121, 165119), (163, 122573), (1013, 19723), (1793, 11143)]