18843489

素因数分解:

$3^3\times 7^2\times {\mathrm{14243}}^1$

素因数の和:14266

約数の個数: 24

約数和(自身を含む): 32476320

約数和(自身を除く): 13632831

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14243, 42729, 99701, 128187, 299103, 384561, 697907, 897309, 2093721, 2691927, 6281163, 18843489]

約数ペア:

[(1, 18843489), (3, 6281163), (7, 2691927), (9, 2093721), (21, 897309), (27, 697907), (49, 384561), (63, 299103), (147, 128187), (189, 99701), (441, 42729), (1323, 14243)]