18982713

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{983}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 26119296

約数和(自身を除く): 7136583

約数列:

[1, 3, 41, 123, 157, 471, 983, 2949, 6437, 19311, 40303, 120909, 154331, 462993, 6327571, 18982713]

約数ペア:

[(1, 18982713), (3, 6327571), (41, 462993), (123, 154331), (157, 120909), (471, 40303), (983, 19311), (2949, 6437)]