19600217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5009}}^1$

素因数の和:5072

約数の個数: 16

約数和(自身を含む): 24689280

約数和(自身を除く): 5089063

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 5009, 35063, 65117, 215387, 455819, 1507709, 2800031, 19600217]

約数ペア:

[(1, 19600217), (7, 2800031), (13, 1507709), (43, 455819), (91, 215387), (301, 65117), (559, 35063), (3913, 5009)]