20007169

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5113}}^1$

素因数の和:5176

約数の個数: 16

約数和(自身を含む): 25201792

約数和(自身を除く): 5194623

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 5113, 35791, 66469, 219859, 465283, 1539013, 2858167, 20007169]

約数ペア:

[(1, 20007169), (7, 2858167), (13, 1539013), (43, 465283), (91, 219859), (301, 66469), (559, 35791), (3913, 5113)]