18973311

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17047}}^1$

素因数の和:17110

約数の個数: 16

約数和(自身を含む): 29458944

約数和(自身を除く): 10485633

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 17047, 51141, 119329, 357987, 903491, 2710473, 6324437, 18973311]

約数ペア:

[(1, 18973311), (3, 6324437), (7, 2710473), (21, 903491), (53, 357987), (159, 119329), (371, 51141), (1113, 17047)]