20802549

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2239}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 29388800

約数和(自身を除く): 8586251

約数列:

[1, 3, 19, 57, 163, 489, 2239, 3097, 6717, 9291, 42541, 127623, 364957, 1094871, 6934183, 20802549]

約数ペア:

[(1, 20802549), (3, 6934183), (19, 1094871), (57, 364957), (163, 127623), (489, 42541), (2239, 9291), (3097, 6717)]