20468456

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{23473}}^1$

素因数の和:23588

約数の個数: 16

約数和(自身を含む): 38732100

約数和(自身を除く): 18263644

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 23473, 46946, 93892, 187784, 2558557, 5117114, 10234228, 20468456]

約数ペア:

[(1, 20468456), (2, 10234228), (4, 5117114), (8, 2558557), (109, 187784), (218, 93892), (436, 46946), (872, 23473)]