20455359

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:934

約数の個数: 16

約数和(自身を含む): 27945600

約数和(自身を除く): 7490241

約数列:

[1, 3, 59, 163, 177, 489, 709, 2127, 9617, 28851, 41831, 115567, 125493, 346701, 6818453, 20455359]

約数ペア:

[(1, 20455359), (3, 6818453), (59, 346701), (163, 125493), (177, 115567), (489, 41831), (709, 28851), (2127, 9617)]