20839030

素因数分解:

$2^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{5441}}^1$

素因数の和:5831

約数の個数: 16

約数和(自身を含む): 37615104

約数和(自身を除く): 16776074

約数列:

[1, 2, 5, 10, 383, 766, 1915, 3830, 5441, 10882, 27205, 54410, 2083903, 4167806, 10419515, 20839030]

約数ペア:

[(1, 20839030), (2, 10419515), (5, 4167806), (10, 2083903), (383, 54410), (766, 27205), (1915, 10882), (3830, 5441)]