20185347

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73939}}^1$

素因数の和:73962

約数の個数: 16

約数和(自身を含む): 33125120

約数和(自身を除く): 12939773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73939, 221817, 517573, 961207, 1552719, 2883621, 6728449, 20185347]

約数ペア:

[(1, 20185347), (3, 6728449), (7, 2883621), (13, 1552719), (21, 961207), (39, 517573), (91, 221817), (273, 73939)]