18717127

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 22597232

約数和(自身を除く): 3880105

約数列:

[1, 11, 13, 73, 121, 143, 163, 803, 949, 1573, 1793, 2119, 8833, 10439, 11899, 19723, 23309, 114829, 130889, 154687, 256399, 1439779, 1701557, 18717127]

約数ペア:

[(1, 18717127), (11, 1701557), (13, 1439779), (73, 256399), (121, 154687), (143, 130889), (163, 114829), (803, 23309), (949, 19723), (1573, 11899), (1793, 10439), (2119, 8833)]