20512496708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2339}}^1\times {\mathrm{199313}}^1$

素因数の和:201667

約数の個数: 24

約数和(自身を含む): 39177159840

約数和(自身を除く): 18664663132

約数列:

[1, 2, 4, 11, 22, 44, 2339, 4678, 9356, 25729, 51458, 102916, 199313, 398626, 797252, 2192443, 4384886, 8769772, 466193107, 932386214, 1864772428, 5128124177, 10256248354, 20512496708]

約数ペア:

[(1, 20512496708), (2, 10256248354), (4, 5128124177), (11, 1864772428), (22, 932386214), (44, 466193107), (2339, 8769772), (4678, 4384886), (9356, 2192443), (25729, 797252), (51458, 398626), (102916, 199313)]