18705874

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7027}}^1$

素因数の和:7062

約数の個数: 16

約数和(自身を含む): 30866976

約数和(自身を除く): 12161102

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7027, 14054, 77297, 154594, 850267, 1700534, 9352937, 18705874]

約数ペア:

[(1, 18705874), (2, 9352937), (11, 1700534), (22, 850267), (121, 154594), (242, 77297), (1331, 14054), (2662, 7027)]