18897016

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{12239}}^1$

素因数の和:12438

約数の個数: 16

約数和(自身を含む): 35618400

約数和(自身を除く): 16721384

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 12239, 24478, 48956, 97912, 2362127, 4724254, 9448508, 18897016]

約数ペア:

[(1, 18897016), (2, 9448508), (4, 4724254), (8, 2362127), (193, 97912), (386, 48956), (772, 24478), (1544, 12239)]