16689418

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4129}}^1$

素因数の和:4221

約数の個数: 16

約数和(自身を含む): 26167680

約数和(自身を除く): 9478262

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4129, 8258, 177547, 194063, 355094, 388126, 8344709, 16689418]

約数ペア:

[(1, 16689418), (2, 8344709), (43, 388126), (47, 355094), (86, 194063), (94, 177547), (2021, 8258), (4042, 4129)]