19005656

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55249}}^1$

素因数の和:55298

約数の個数: 16

約数和(自身を含む): 36465000

約数和(自身を除く): 17459344

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55249, 110498, 220996, 441992, 2375707, 4751414, 9502828, 19005656]

約数ペア:

[(1, 19005656), (2, 9502828), (4, 4751414), (8, 2375707), (43, 441992), (86, 220996), (172, 110498), (344, 55249)]