20715876

素因数分解:

$2^2\times 3^2\times {\mathrm{575441}}^1$

素因数の和:575451

約数の個数: 18

約数和(自身を含む): 52365222

約数和(自身を除く): 31649346

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 575441, 1150882, 1726323, 2301764, 3452646, 5178969, 6905292, 10357938, 20715876]

約数ペア:

[(1, 20715876), (2, 10357938), (3, 6905292), (4, 5178969), (6, 3452646), (9, 2301764), (12, 1726323), (18, 1150882), (36, 575441)]