18127557

素因数分解:

$3^5\times 7^1\times {\mathrm{10657}}^1$

素因数の和:10679

約数の個数: 24

約数和(自身を含む): 31036096

約数和(自身を除く): 12908539

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 10657, 31971, 74599, 95913, 223797, 287739, 671391, 863217, 2014173, 2589651, 6042519, 18127557]

約数ペア:

[(1, 18127557), (3, 6042519), (7, 2589651), (9, 2014173), (21, 863217), (27, 671391), (63, 287739), (81, 223797), (189, 95913), (243, 74599), (567, 31971), (1701, 10657)]