20887290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{232081}}^1$

素因数の和:232094

約数の個数: 24

約数和(自身を含む): 54307188

約数和(自身を除く): 33419898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 232081, 464162, 696243, 1160405, 1392486, 2088729, 2320810, 3481215, 4177458, 6962430, 10443645, 20887290]

約数ペア:

[(1, 20887290), (2, 10443645), (3, 6962430), (5, 4177458), (6, 3481215), (9, 2320810), (10, 2088729), (15, 1392486), (18, 1160405), (30, 696243), (45, 464162), (90, 232081)]