19205816

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1777}}^1$

素因数の和:1983

約数の個数: 32

約数和(自身を含む): 41391840

約数和(自身を除く): 22186024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 1777, 2702, 3554, 5404, 7108, 10808, 12439, 14216, 24878, 49756, 99512, 342961, 685922, 1371844, 2400727, 2743688, 4801454, 9602908, 19205816]

約数ペア:

[(1, 19205816), (2, 9602908), (4, 4801454), (7, 2743688), (8, 2400727), (14, 1371844), (28, 685922), (56, 342961), (193, 99512), (386, 49756), (772, 24878), (1351, 14216), (1544, 12439), (1777, 10808), (2702, 7108), (3554, 5404)]