28640428

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1613}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 52603488

約数和(自身を除く): 23963060

約数列:

[1, 2, 4, 23, 46, 92, 193, 386, 772, 1613, 3226, 4439, 6452, 8878, 17756, 37099, 74198, 148396, 311309, 622618, 1245236, 7160107, 14320214, 28640428]

約数ペア:

[(1, 28640428), (2, 14320214), (4, 7160107), (23, 1245236), (46, 622618), (92, 311309), (193, 148396), (386, 74198), (772, 37099), (1613, 17756), (3226, 8878), (4439, 6452)]