20659356

素因数分解:

$2^2\times 3^2\times {\mathrm{573871}}^1$

素因数の和:573881

約数の個数: 18

約数和(自身を含む): 52222352

約数和(自身を除く): 31562996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 573871, 1147742, 1721613, 2295484, 3443226, 5164839, 6886452, 10329678, 20659356]

約数ペア:

[(1, 20659356), (2, 10329678), (3, 6886452), (4, 5164839), (6, 3443226), (9, 2295484), (12, 1721613), (18, 1147742), (36, 573871)]