19245648976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{27973327}}^1$

素因数の和:27973378

約数の個数: 20

約数和(自身を含む): 38155619392

約数和(自身を除く): 18909970416

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 27973327, 55946654, 111893308, 223786616, 447573232, 1202853061, 2405706122, 4811412244, 9622824488, 19245648976]

約数ペア:

[(1, 19245648976), (2, 9622824488), (4, 4811412244), (8, 2405706122), (16, 1202853061), (43, 447573232), (86, 223786616), (172, 111893308), (344, 55946654), (688, 27973327)]