20512191580

素因数分解:

$2^2\times 5^1\times {\mathrm{2903}}^1\times {\mathrm{353293}}^1$

素因数の和:356205

約数の個数: 24

約数和(自身を含む): 43090562592

約数和(自身を除く): 22578371012

約数列:

[1, 2, 4, 5, 10, 20, 2903, 5806, 11612, 14515, 29030, 58060, 353293, 706586, 1413172, 1766465, 3532930, 7065860, 1025609579, 2051219158, 4102438316, 5128047895, 10256095790, 20512191580]

約数ペア:

[(1, 20512191580), (2, 10256095790), (4, 5128047895), (5, 4102438316), (10, 2051219158), (20, 1025609579), (2903, 7065860), (5806, 3532930), (11612, 1766465), (14515, 1413172), (29030, 706586), (58060, 353293)]