18970617

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 25773120

約数和(自身を除く): 6802503

約数列:

[1, 3, 89, 227, 267, 313, 681, 939, 20203, 27857, 60609, 71051, 83571, 213153, 6323539, 18970617]

約数ペア:

[(1, 18970617), (3, 6323539), (89, 213153), (227, 83571), (267, 71051), (313, 60609), (681, 27857), (939, 20203)]