17720131139

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1\times {\mathrm{11117}}^1$

素因数の和:13130

約数の個数: 16

約数和(自身を含む): 19098055680

約数和(自身を除く): 1377924541

約数列:

[1, 19, 43, 817, 1951, 11117, 37069, 83893, 211223, 478031, 1593967, 9082589, 21689267, 412096073, 932638481, 17720131139]

約数ペア:

[(1, 17720131139), (19, 932638481), (43, 412096073), (817, 21689267), (1951, 9082589), (11117, 1593967), (37069, 478031), (83893, 211223)]