18722667

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8753}}^1$

素因数の和:8810

約数の個数: 16

約数和(自身を含む): 26892288

約数和(自身を除く): 8169621

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 8753, 26259, 201319, 271343, 603957, 814029, 6240889, 18722667]

約数ペア:

[(1, 18722667), (3, 6240889), (23, 814029), (31, 603957), (69, 271343), (93, 201319), (713, 26259), (2139, 8753)]