20008574

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^2$

素因数の和:272

約数の個数: 24

約数和(自身を含む): 32396112

約数和(自身を除く): 12387538

約数列:

[1, 2, 23, 41, 46, 82, 103, 206, 943, 1886, 2369, 4223, 4738, 8446, 10609, 21218, 97129, 194258, 244007, 434969, 488014, 869938, 10004287, 20008574]

約数ペア:

[(1, 20008574), (2, 10004287), (23, 869938), (41, 488014), (46, 434969), (82, 244007), (103, 194258), (206, 97129), (943, 21218), (1886, 10609), (2369, 8446), (4223, 4738)]