18768113

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6704

約数の個数: 16

約数和(自身を含む): 23847936

約数和(自身を除く): 5079823

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6653, 46571, 86489, 206243, 605423, 1443701, 2681159, 18768113]

約数ペア:

[(1, 18768113), (7, 2681159), (13, 1443701), (31, 605423), (91, 206243), (217, 86489), (403, 46571), (2821, 6653)]