18640526

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2459

約数の個数: 16

約数和(自身を含む): 28992480

約数和(自身を除く): 10351954

約数列:

[1, 2, 37, 74, 109, 218, 2311, 4033, 4622, 8066, 85507, 171014, 251899, 503798, 9320263, 18640526]

約数ペア:

[(1, 18640526), (2, 9320263), (37, 503798), (74, 251899), (109, 171014), (218, 85507), (2311, 8066), (4033, 4622)]