20817742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9187}}^1$

素因数の和:9303

約数の個数: 16

約数和(自身を含む): 34399872

約数和(自身を除く): 13582130

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9187, 18374, 101057, 202114, 946261, 1892522, 10408871, 20817742]

約数ペア:

[(1, 20817742), (2, 10408871), (11, 1892522), (22, 946261), (103, 202114), (206, 101057), (1133, 18374), (2266, 9187)]