20218880072

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{3119}}^1\times {\mathrm{7573}}^1$

素因数の和:10805

約数の個数: 32

約数和(自身を含む): 38282025600

約数和(自身を除く): 18063145528

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 3119, 6238, 7573, 12476, 15146, 24952, 30292, 60584, 333733, 667466, 810311, 1334932, 1620622, 2669864, 3241244, 6482488, 23620187, 47240374, 94480748, 188961496, 2527360009, 5054720018, 10109440036, 20218880072]

約数ペア:

[(1, 20218880072), (2, 10109440036), (4, 5054720018), (8, 2527360009), (107, 188961496), (214, 94480748), (428, 47240374), (856, 23620187), (3119, 6482488), (6238, 3241244), (7573, 2669864), (12476, 1620622), (15146, 1334932), (24952, 810311), (30292, 667466), (60584, 333733)]