18669616

素因数分解:

$2^4\times 7^1\times {\mathrm{166693}}^1$

素因数の和:166708

約数の個数: 20

約数和(自身を含む): 41340112

約数和(自身を除く): 22670496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 166693, 333386, 666772, 1166851, 1333544, 2333702, 2667088, 4667404, 9334808, 18669616]

約数ペア:

[(1, 18669616), (2, 9334808), (4, 4667404), (7, 2667088), (8, 2333702), (14, 1333544), (16, 1166851), (28, 666772), (56, 333386), (112, 166693)]