20182389

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4987}}^1$

素因数の和:5080

約数の個数: 16

約数和(自身を含む): 28730880

約数和(自身を除く): 8548491

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 4987, 14961, 94753, 284259, 354077, 1062231, 6727463, 20182389]

約数ペア:

[(1, 20182389), (3, 6727463), (19, 1062231), (57, 354077), (71, 284259), (213, 94753), (1349, 14961), (4047, 4987)]