20672658

素因数分解:

$2^1\times 3^4\times {\mathrm{127609}}^1$

素因数の和:127623

約数の個数: 20

約数和(自身を含む): 46322430

約数和(自身を除く): 25649772

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 127609, 255218, 382827, 765654, 1148481, 2296962, 3445443, 6890886, 10336329, 20672658]

約数ペア:

[(1, 20672658), (2, 10336329), (3, 6890886), (6, 3445443), (9, 2296962), (18, 1148481), (27, 765654), (54, 382827), (81, 255218), (162, 127609)]