19688562

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2447}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 24375438

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 2447, 2682, 4023, 4894, 7341, 8046, 14682, 22023, 44046, 66069, 132138, 364603, 729206, 1093809, 2187618, 3281427, 6562854, 9844281, 19688562]

約数ペア:

[(1, 19688562), (2, 9844281), (3, 6562854), (6, 3281427), (9, 2187618), (18, 1093809), (27, 729206), (54, 364603), (149, 132138), (298, 66069), (447, 44046), (894, 22023), (1341, 14682), (2447, 8046), (2682, 7341), (4023, 4894)]