2020864

素因数分解:

$2^9\times {\mathrm{3947}}^1$

素因数の和:3965

約数の個数: 20

約数和(自身を含む): 4038804

約数和(自身を除く): 2017940

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 3947, 7894, 15788, 31576, 63152, 126304, 252608, 505216, 1010432, 2020864]

約数ペア:

[(1, 2020864), (2, 1010432), (4, 505216), (8, 252608), (16, 126304), (32, 63152), (64, 31576), (128, 15788), (256, 7894), (512, 3947)]