18147871

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1794

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 3685409

約数列:

[1, 7, 37, 41, 259, 287, 1517, 1709, 10619, 11963, 63233, 70069, 442631, 490483, 2592553, 18147871]

約数ペア:

[(1, 18147871), (7, 2592553), (37, 490483), (41, 442631), (259, 70069), (287, 63233), (1517, 11963), (1709, 10619)]