20287624

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5939}}^1$

素因数の和:6013

約数の個数: 32

約数和(自身を含む): 44193600

約数和(自身を除く): 23905976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5939, 11878, 23756, 41573, 47512, 83146, 166292, 332584, 362279, 724558, 1449116, 2535953, 2898232, 5071906, 10143812, 20287624]

約数ペア:

[(1, 20287624), (2, 10143812), (4, 5071906), (7, 2898232), (8, 2535953), (14, 1449116), (28, 724558), (56, 362279), (61, 332584), (122, 166292), (244, 83146), (427, 47512), (488, 41573), (854, 23756), (1708, 11878), (3416, 5939)]