19429668

素因数分解:

$2^2\times 3^2\times {\mathrm{539713}}^1$

素因数の和:539723

約数の個数: 18

約数和(自身を含む): 49113974

約数和(自身を除く): 29684306

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 539713, 1079426, 1619139, 2158852, 3238278, 4857417, 6476556, 9714834, 19429668]

約数ペア:

[(1, 19429668), (2, 9714834), (3, 6476556), (4, 4857417), (6, 3238278), (9, 2158852), (12, 1619139), (18, 1079426), (36, 539713)]