28957232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{42089}}^1$

素因数の和:42140

約数の個数: 20

約数和(自身を含む): 57410760

約数和(自身を除く): 28453528

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 42089, 84178, 168356, 336712, 673424, 1809827, 3619654, 7239308, 14478616, 28957232]

約数ペア:

[(1, 28957232), (2, 14478616), (4, 7239308), (8, 3619654), (16, 1809827), (43, 673424), (86, 336712), (172, 168356), (344, 84178), (688, 42089)]