18808727

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1373}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 22863360

約数和(自身を除く): 4054633

約数列:

[1, 7, 19, 103, 133, 721, 1373, 1957, 9611, 13699, 26087, 141419, 182609, 989933, 2686961, 18808727]

約数ペア:

[(1, 18808727), (7, 2686961), (19, 989933), (103, 182609), (133, 141419), (721, 26087), (1373, 13699), (1957, 9611)]