20659492

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3823}}^1$

素因数の和:4027

約数の個数: 24

約数和(自身を含む): 41543936

約数和(自身を除く): 20884444

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 3823, 5404, 7646, 15292, 26761, 53522, 107044, 737839, 1475678, 2951356, 5164873, 10329746, 20659492]

約数ペア:

[(1, 20659492), (2, 10329746), (4, 5164873), (7, 2951356), (14, 1475678), (28, 737839), (193, 107044), (386, 53522), (772, 26761), (1351, 15292), (2702, 7646), (3823, 5404)]