18784522

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{1361}}^1$

素因数の和:1533

約数の個数: 16

約数和(自身を含む): 28896192

約数和(自身を除く): 10111670

約数列:

[1, 2, 67, 103, 134, 206, 1361, 2722, 6901, 13802, 91187, 140183, 182374, 280366, 9392261, 18784522]

約数ペア:

[(1, 18784522), (2, 9392261), (67, 280366), (103, 182374), (134, 140183), (206, 91187), (1361, 13802), (2722, 6901)]