20512432

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5749}}^1$

素因数の和:5980

約数の個数: 20

約数和(自身を含む): 39928000

約数和(自身を除く): 19415568

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5749, 11498, 22996, 45992, 91984, 1282027, 2564054, 5128108, 10256216, 20512432]

約数ペア:

[(1, 20512432), (2, 10256216), (4, 5128108), (8, 2564054), (16, 1282027), (223, 91984), (446, 45992), (892, 22996), (1784, 11498), (3568, 5749)]