20014085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43987}}^1$

素因数の和:44012

約数の個数: 16

約数和(自身を含む): 29559936

約数和(自身を除く): 9545851

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 43987, 219935, 307909, 571831, 1539545, 2859155, 4002817, 20014085]

約数ペア:

[(1, 20014085), (5, 4002817), (7, 2859155), (13, 1539545), (35, 571831), (65, 307909), (91, 219935), (455, 43987)]