18916573653

素因数分解:

$3^3\times {\mathrm{5009}}^1\times {\mathrm{139871}}^1$

素因数の和:144889

約数の個数: 16

約数和(自身を含む): 28030348800

約数和(自身を除く): 9113775147

約数列:

[1, 3, 9, 27, 5009, 15027, 45081, 135243, 139871, 419613, 1258839, 3776517, 700613839, 2101841517, 6305524551, 18916573653]

約数ペア:

[(1, 18916573653), (3, 6305524551), (9, 2101841517), (27, 700613839), (5009, 3776517), (15027, 1258839), (45081, 419613), (135243, 139871)]