20850992

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{4111}}^1$

素因数の和:4436

約数の個数: 20

約数和(自身を含む): 40536096

約数和(自身を除く): 19685104

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 4111, 5072, 8222, 16444, 32888, 65776, 1303187, 2606374, 5212748, 10425496, 20850992]

約数ペア:

[(1, 20850992), (2, 10425496), (4, 5212748), (8, 2606374), (16, 1303187), (317, 65776), (634, 32888), (1268, 16444), (2536, 8222), (4111, 5072)]