20238819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2383}}^1$

素因数の和:2554

約数の個数: 16

約数和(自身を含む): 28608000

約数和(自身を除く): 8369181

約数列:

[1, 3, 19, 57, 149, 447, 2383, 2831, 7149, 8493, 45277, 135831, 355067, 1065201, 6746273, 20238819]

約数ペア:

[(1, 20238819), (3, 6746273), (19, 1065201), (57, 355067), (149, 135831), (447, 45277), (2383, 8493), (2831, 7149)]