18116791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6359}}^1$

素因数の和:6414

約数の個数: 16

約数和(自身を含む): 23201280

約数和(自身を除く): 5084489

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 6359, 44513, 69949, 235283, 489643, 1646981, 2588113, 18116791]

約数ペア:

[(1, 18116791), (7, 2588113), (11, 1646981), (37, 489643), (77, 235283), (259, 69949), (407, 44513), (2849, 6359)]