19397558

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4799}}^1$

素因数の和:4891

約数の個数: 16

約数和(自身を含む): 30412800

約数和(自身を除く): 11015242

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4799, 9598, 206357, 225553, 412714, 451106, 9698779, 19397558]

約数ペア:

[(1, 19397558), (2, 9698779), (43, 451106), (47, 412714), (86, 225553), (94, 206357), (2021, 9598), (4042, 4799)]