18704252

素因数分解:

$2^2\times 7^1\times {\mathrm{668009}}^1$

素因数の和:668020

約数の個数: 12

約数和(自身を含む): 37408560

約数和(自身を除く): 18704308

約数列:

[1, 2, 4, 7, 14, 28, 668009, 1336018, 2672036, 4676063, 9352126, 18704252]

約数ペア:

[(1, 18704252), (2, 9352126), (4, 4676063), (7, 2672036), (14, 1336018), (28, 668009)]