18158007

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8081}}^1$

素因数の和:8198

約数の個数: 16

約数和(自身を含む): 27931392

約数和(自身を除く): 9773385

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 8081, 24243, 56567, 169701, 864667, 2594001, 6052669, 18158007]

約数ペア:

[(1, 18158007), (3, 6052669), (7, 2594001), (21, 864667), (107, 169701), (321, 56567), (749, 24243), (2247, 8081)]