20528618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2069}}^1$

素因数の和:2134

約数の個数: 24

約数和(自身を含む): 34689060

約数和(自身を除く): 14160442

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 451, 902, 2069, 4138, 4961, 9922, 22759, 45518, 84829, 169658, 250349, 500698, 933119, 1866238, 10264309, 20528618]

約数ペア:

[(1, 20528618), (2, 10264309), (11, 1866238), (22, 933119), (41, 500698), (82, 250349), (121, 169658), (242, 84829), (451, 45518), (902, 22759), (2069, 9922), (4138, 4961)]