20428612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 37105376

約数和(自身を除く): 16676764

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 1627, 3139, 3254, 6278, 6508, 12556, 69961, 118771, 139922, 237542, 279844, 475084, 5107153, 10214306, 20428612]

約数ペア:

[(1, 20428612), (2, 10214306), (4, 5107153), (43, 475084), (73, 279844), (86, 237542), (146, 139922), (172, 118771), (292, 69961), (1627, 12556), (3139, 6508), (3254, 6278)]