16740820

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4337}}^1$

素因数の和:4539

約数の個数: 24

約数和(自身を含む): 35346024

約数和(自身を除く): 18605204

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4337, 8674, 17348, 21685, 43370, 86740, 837041, 1674082, 3348164, 4185205, 8370410, 16740820]

約数ペア:

[(1, 16740820), (2, 8370410), (4, 4185205), (5, 3348164), (10, 1674082), (20, 837041), (193, 86740), (386, 43370), (772, 21685), (965, 17348), (1930, 8674), (3860, 4337)]