18126423

素因数分解:

$3^4\times 7^2\times {\mathrm{4567}}^1$

素因数の和:4593

約数の個数: 30

約数和(自身を含む): 31505496

約数和(自身を除く): 13379073

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4567, 13701, 31969, 41103, 95907, 123309, 223783, 287721, 369927, 671349, 863163, 2014047, 2589489, 6042141, 18126423]

約数ペア:

[(1, 18126423), (3, 6042141), (7, 2589489), (9, 2014047), (21, 863163), (27, 671349), (49, 369927), (63, 287721), (81, 223783), (147, 123309), (189, 95907), (441, 41103), (567, 31969), (1323, 13701), (3969, 4567)]