19764098

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5333}}^1$

素因数の和:5461

約数の個数: 16

約数和(自身を含む): 31683960

約数和(自身を除く): 11919862

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5333, 10666, 90661, 181322, 581297, 1162594, 9882049, 19764098]

約数ペア:

[(1, 19764098), (2, 9882049), (17, 1162594), (34, 581297), (109, 181322), (218, 90661), (1853, 10666), (3706, 5333)]