19571386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5281}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 31375080

約数和(自身を除く): 11803694

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5281, 10562, 89777, 179554, 575629, 1151258, 9785693, 19571386]

約数ペア:

[(1, 19571386), (2, 9785693), (17, 1151258), (34, 575629), (109, 179554), (218, 89777), (1853, 10562), (3706, 5281)]