28969328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{78721}}^1$

素因数の和:78752

約数の個数: 20

約数和(自身を含む): 58569168

約数和(自身を除く): 29599840

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 78721, 157442, 314884, 629768, 1259536, 1810583, 3621166, 7242332, 14484664, 28969328]

約数ペア:

[(1, 28969328), (2, 14484664), (4, 7242332), (8, 3621166), (16, 1810583), (23, 1259536), (46, 629768), (92, 314884), (184, 157442), (368, 78721)]