20768235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72871}}^1$

素因数の和:72898

約数の個数: 16

約数和(自身を含む): 34978560

約数和(自身を除く): 14210325

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 72871, 218613, 364355, 1093065, 1384549, 4153647, 6922745, 20768235]

約数ペア:

[(1, 20768235), (3, 6922745), (5, 4153647), (15, 1384549), (19, 1093065), (57, 364355), (95, 218613), (285, 72871)]