20018412

素因数分解:

$2^2\times 3^2\times {\mathrm{556067}}^1$

素因数の和:556077

約数の個数: 18

約数和(自身を含む): 50602188

約数和(自身を除く): 30583776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556067, 1112134, 1668201, 2224268, 3336402, 5004603, 6672804, 10009206, 20018412]

約数ペア:

[(1, 20018412), (2, 10009206), (3, 6672804), (4, 5004603), (6, 3336402), (9, 2224268), (12, 1668201), (18, 1112134), (36, 556067)]