20162388964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{252877}}^1$

素因数の和:253555

約数の個数: 24

約数和(自身を含む): 36479168768

約数和(自身を除く): 16316779804

約数列:

[1, 2, 4, 31, 62, 124, 643, 1286, 2572, 19933, 39866, 79732, 252877, 505754, 1011508, 7839187, 15678374, 31356748, 162599911, 325199822, 650399644, 5040597241, 10081194482, 20162388964]

約数ペア:

[(1, 20162388964), (2, 10081194482), (4, 5040597241), (31, 650399644), (62, 325199822), (124, 162599911), (643, 31356748), (1286, 15678374), (2572, 7839187), (19933, 1011508), (39866, 505754), (79732, 252877)]