18222861

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5333}}^1$

素因数の和:5420

約数の個数: 16

約数和(自身を含む): 26115264

約数和(自身を除く): 7892403

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 5333, 15999, 90661, 271983, 357311, 1071933, 6074287, 18222861]

約数ペア:

[(1, 18222861), (3, 6074287), (17, 1071933), (51, 357311), (67, 271983), (201, 90661), (1139, 15999), (3417, 5333)]