20997474

素因数分解:

$2^1\times 3^1\times {\mathrm{941}}^1\times {\mathrm{3719}}^1$

素因数の和:4665

約数の個数: 16

約数和(自身を含む): 42050880

約数和(自身を除く): 21053406

約数列:

[1, 2, 3, 6, 941, 1882, 2823, 3719, 5646, 7438, 11157, 22314, 3499579, 6999158, 10498737, 20997474]

約数ペア:

[(1, 20997474), (2, 10498737), (3, 6999158), (6, 3499579), (941, 22314), (1882, 11157), (2823, 7438), (3719, 5646)]