20682735

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 35973120

約数和(自身を除く): 15290385

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2341, 2945, 7023, 8835, 11705, 35115, 44479, 72571, 133437, 217713, 222395, 362855, 667185, 1088565, 1378849, 4136547, 6894245, 20682735]

約数ペア:

[(1, 20682735), (3, 6894245), (5, 4136547), (15, 1378849), (19, 1088565), (31, 667185), (57, 362855), (93, 222395), (95, 217713), (155, 133437), (285, 72571), (465, 44479), (589, 35115), (1767, 11705), (2341, 8835), (2945, 7023)]