18279995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 23233440

約数和(自身を除く): 4953445

約数列:

[1, 5, 19, 95, 193, 965, 997, 3667, 4985, 18335, 18943, 94715, 192421, 962105, 3655999, 18279995]

約数ペア:

[(1, 18279995), (5, 3655999), (19, 962105), (95, 192421), (193, 94715), (965, 18943), (997, 18335), (3667, 4985)]