20016756

素因数分解:

$2^2\times 3^2\times {\mathrm{556021}}^1$

素因数の和:556031

約数の個数: 18

約数和(自身を含む): 50598002

約数和(自身を除く): 30581246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556021, 1112042, 1668063, 2224084, 3336126, 5004189, 6672252, 10008378, 20016756]

約数ペア:

[(1, 20016756), (2, 10008378), (3, 6672252), (4, 5004189), (6, 3336126), (9, 2224084), (12, 1668063), (18, 1112042), (36, 556021)]