20269941

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1787}}^1$

素因数の和:2008

約数の個数: 16

約数和(自身を含む): 28608000

約数和(自身を除く): 8338059

約数列:

[1, 3, 19, 57, 199, 597, 1787, 3781, 5361, 11343, 33953, 101859, 355613, 1066839, 6756647, 20269941]

約数ペア:

[(1, 20269941), (3, 6756647), (19, 1066839), (57, 355613), (199, 101859), (597, 33953), (1787, 11343), (3781, 5361)]