28437104

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41333}}^1$

素因数の和:41384

約数の個数: 20

約数和(自身を含む): 56379576

約数和(自身を除く): 27942472

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41333, 82666, 165332, 330664, 661328, 1777319, 3554638, 7109276, 14218552, 28437104]

約数ペア:

[(1, 28437104), (2, 14218552), (4, 7109276), (8, 3554638), (16, 1777319), (43, 661328), (86, 330664), (172, 165332), (344, 82666), (688, 41333)]