20803856

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6737}}^1$

素因数の和:6938

約数の個数: 20

約数和(自身を含む): 40522332

約数和(自身を除く): 19718476

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6737, 13474, 26948, 53896, 107792, 1300241, 2600482, 5200964, 10401928, 20803856]

約数ペア:

[(1, 20803856), (2, 10401928), (4, 5200964), (8, 2600482), (16, 1300241), (193, 107792), (386, 53896), (772, 26948), (1544, 13474), (3088, 6737)]