20281052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41903}}^1$

素因数の和:41929

約数の個数: 18

約数和(自身を含む): 39012624

約数和(自身を除く): 18731572

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41903, 83806, 167612, 460933, 921866, 1843732, 5070263, 10140526, 20281052]

約数ペア:

[(1, 20281052), (2, 10140526), (4, 5070263), (11, 1843732), (22, 921866), (44, 460933), (121, 167612), (242, 83806), (484, 41903)]