20793790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109441}}^1$

素因数の和:109467

約数の個数: 16

約数和(自身を含む): 39399120

約数和(自身を除く): 18605330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 109441, 218882, 547205, 1094410, 2079379, 4158758, 10396895, 20793790]

約数ペア:

[(1, 20793790), (2, 10396895), (5, 4158758), (10, 2079379), (19, 1094410), (38, 547205), (95, 218882), (190, 109441)]