80666316

素因数分解:

$2^2\times 3^2\times {\mathrm{2240731}}^1$

素因数の和:2240741

約数の個数: 18

約数和(自身を含む): 203906612

約数和(自身を除く): 123240296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2240731, 4481462, 6722193, 8962924, 13444386, 20166579, 26888772, 40333158, 80666316]

約数ペア:

[(1, 80666316), (2, 40333158), (3, 26888772), (4, 20166579), (6, 13444386), (9, 8962924), (12, 6722193), (18, 4481462), (36, 2240731)]