20009772

素因数分解:

$2^2\times 3^2\times {\mathrm{555827}}^1$

素因数の和:555837

約数の個数: 18

約数和(自身を含む): 50580348

約数和(自身を除く): 30570576

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 555827, 1111654, 1667481, 2223308, 3334962, 5002443, 6669924, 10004886, 20009772]

約数ペア:

[(1, 20009772), (2, 10004886), (3, 6669924), (4, 5002443), (6, 3334962), (9, 2223308), (12, 1667481), (18, 1111654), (36, 555827)]