20512488072

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{7987729}}^1$

素因数の和:7987845

約数の個数: 32

約数和(自身を含む): 51760490400

約数和(自身を除く): 31248002328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 7987729, 15975458, 23963187, 31950916, 47926374, 63901832, 95852748, 191705496, 854687003, 1709374006, 2564061009, 3418748012, 5128122018, 6837496024, 10256244036, 20512488072]

約数ペア:

[(1, 20512488072), (2, 10256244036), (3, 6837496024), (4, 5128122018), (6, 3418748012), (8, 2564061009), (12, 1709374006), (24, 854687003), (107, 191705496), (214, 95852748), (321, 63901832), (428, 47926374), (642, 31950916), (856, 23963187), (1284, 15975458), (2568, 7987729)]