20285382

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1871}}^1$

素因数の和:2028

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 23744058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 1871, 3614, 3742, 5421, 5613, 10842, 11226, 24323, 48646, 72969, 145938, 260069, 520138, 780207, 1560414, 3380897, 6761794, 10142691, 20285382]

約数ペア:

[(1, 20285382), (2, 10142691), (3, 6761794), (6, 3380897), (13, 1560414), (26, 780207), (39, 520138), (78, 260069), (139, 145938), (278, 72969), (417, 48646), (834, 24323), (1807, 11226), (1871, 10842), (3614, 5613), (3742, 5421)]