18609794

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2011}}^1$

素因数の和:2681

約数の個数: 16

約数和(自身を含む): 31966656

約数和(自身を除く): 13356862

約数列:

[1, 2, 7, 14, 661, 1322, 2011, 4022, 4627, 9254, 14077, 28154, 1329271, 2658542, 9304897, 18609794]

約数ペア:

[(1, 18609794), (2, 9304897), (7, 2658542), (14, 1329271), (661, 28154), (1322, 14077), (2011, 9254), (4022, 4627)]