18689137

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 20684160

約数和(自身を除く): 1995023

約数列:

[1, 17, 29, 167, 227, 493, 2839, 3859, 4843, 6583, 37909, 82331, 111911, 644453, 1099361, 18689137]

約数ペア:

[(1, 18689137), (17, 1099361), (29, 644453), (167, 111911), (227, 82331), (493, 37909), (2839, 6583), (3859, 4843)]