20562786

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15649}}^1$

素因数の和:15730

約数の個数: 24

約数和(自身を含む): 45165900

約数和(自身を除く): 24603114

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15649, 31298, 46947, 93894, 140841, 281682, 1142377, 2284754, 3427131, 6854262, 10281393, 20562786]

約数ペア:

[(1, 20562786), (2, 10281393), (3, 6854262), (6, 3427131), (9, 2284754), (18, 1142377), (73, 281682), (146, 140841), (219, 93894), (438, 46947), (657, 31298), (1314, 15649)]