1979820104

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{122453}}^1$

素因数の和:122549

約数の個数: 32

約数和(自身を含む): 3879342720

約数和(自身を除く): 1899522616

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 2021, 4042, 8084, 16168, 122453, 244906, 489812, 979624, 5265479, 5755291, 10530958, 11510582, 21061916, 23021164, 42123832, 46042328, 247477513, 494955026, 989910052, 1979820104]

約数ペア:

[(1, 1979820104), (2, 989910052), (4, 494955026), (8, 247477513), (43, 46042328), (47, 42123832), (86, 23021164), (94, 21061916), (172, 11510582), (188, 10530958), (344, 5755291), (376, 5265479), (2021, 979624), (4042, 489812), (8084, 244906), (16168, 122453)]