19380758

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1279

約数の個数: 16

約数和(自身を含む): 30186000

約数和(自身を除く): 10805242

約数列:

[1, 2, 29, 58, 389, 778, 859, 1718, 11281, 22562, 24911, 49822, 334151, 668302, 9690379, 19380758]

約数ペア:

[(1, 19380758), (2, 9690379), (29, 668302), (58, 334151), (389, 49822), (778, 24911), (859, 22562), (1718, 11281)]