18264771

素因数分解:

$3^4\times 7^1\times {\mathrm{32213}}^1$

素因数の和:32232

約数の個数: 20

約数和(自身を含む): 31183152

約数和(自身を除く): 12918381

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32213, 96639, 225491, 289917, 676473, 869751, 2029419, 2609253, 6088257, 18264771]

約数ペア:

[(1, 18264771), (3, 6088257), (7, 2609253), (9, 2029419), (21, 869751), (27, 676473), (63, 289917), (81, 225491), (189, 96639), (567, 32213)]