19468336

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{28297}}^1$

素因数の和:28348

約数の個数: 20

約数和(自身を含む): 38598472

約数和(自身を除く): 19130136

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 28297, 56594, 113188, 226376, 452752, 1216771, 2433542, 4867084, 9734168, 19468336]

約数ペア:

[(1, 19468336), (2, 9734168), (4, 4867084), (8, 2433542), (16, 1216771), (43, 452752), (86, 226376), (172, 113188), (344, 56594), (688, 28297)]