20752904

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{13441}}^1$

素因数の和:13640

約数の個数: 16

約数和(自身を含む): 39116220

約数和(自身を除く): 18363316

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 13441, 26882, 53764, 107528, 2594113, 5188226, 10376452, 20752904]

約数ペア:

[(1, 20752904), (2, 10376452), (4, 5188226), (8, 2594113), (193, 107528), (386, 53764), (772, 26882), (1544, 13441)]