18437923

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 22347520

約数和(自身を除く): 3909597

約数列:

[1, 7, 19, 133, 157, 883, 1099, 2983, 6181, 16777, 20881, 117439, 138631, 970417, 2633989, 18437923]

約数ペア:

[(1, 18437923), (7, 2633989), (19, 970417), (133, 138631), (157, 117439), (883, 20881), (1099, 16777), (2983, 6181)]