20199264635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1\times {\mathrm{3301}}^1$

素因数の和:4955

約数の個数: 32

約数和(自身を含む): 26840346624

約数和(自身を除く): 6641081989

約数列:

[1, 5, 11, 55, 71, 355, 781, 1567, 3301, 3905, 7835, 16505, 17237, 36311, 86185, 111257, 181555, 234371, 556285, 1171855, 1223827, 2578081, 5172667, 6119135, 12890405, 25863335, 56899337, 284496685, 367259357, 1836296785, 4039852927, 20199264635]

約数ペア:

[(1, 20199264635), (5, 4039852927), (11, 1836296785), (55, 367259357), (71, 284496685), (355, 56899337), (781, 25863335), (1567, 12890405), (3301, 6119135), (3905, 5172667), (7835, 2578081), (16505, 1223827), (17237, 1171855), (36311, 556285), (86185, 234371), (111257, 181555)]