17680518

素因数分解:

$2^1\times 3^4\times {\mathrm{109139}}^1$

素因数の和:109153

約数の個数: 20

約数和(自身を含む): 39617820

約数和(自身を除く): 21937302

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 109139, 218278, 327417, 654834, 982251, 1964502, 2946753, 5893506, 8840259, 17680518]

約数ペア:

[(1, 17680518), (2, 8840259), (3, 5893506), (6, 2946753), (9, 1964502), (18, 982251), (27, 654834), (54, 327417), (81, 218278), (162, 109139)]