18835686

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2341}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 42156000

約数和(自身を除く): 23320314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 2341, 2682, 4023, 4682, 7023, 8046, 14046, 21069, 42138, 63207, 126414, 348809, 697618, 1046427, 2092854, 3139281, 6278562, 9417843, 18835686]

約数ペア:

[(1, 18835686), (2, 9417843), (3, 6278562), (6, 3139281), (9, 2092854), (18, 1046427), (27, 697618), (54, 348809), (149, 126414), (298, 63207), (447, 42138), (894, 21069), (1341, 14046), (2341, 8046), (2682, 7023), (4023, 4682)]