18798777

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5009}}^1$

素因数の和:5157

約数の個数: 16

約数和(自身を含む): 28056000

約数和(自身を除く): 9257223

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5009, 15027, 45081, 135243, 696251, 2088753, 6266259, 18798777]

約数ペア:

[(1, 18798777), (3, 6266259), (9, 2088753), (27, 696251), (139, 135243), (417, 45081), (1251, 15027), (3753, 5009)]