19195085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42187}}^1$

素因数の和:42212

約数の個数: 16

約数和(自身を含む): 28350336

約数和(自身を除く): 9155251

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 42187, 210935, 295309, 548431, 1476545, 2742155, 3839017, 19195085]

約数ペア:

[(1, 19195085), (5, 3839017), (7, 2742155), (13, 1476545), (35, 548431), (65, 295309), (91, 210935), (455, 42187)]