20995946

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1879}}^1$

素因数の和:2069

約数の個数: 16

約数和(自身を含む): 32576640

約数和(自身を除く): 11580694

約数列:

[1, 2, 37, 74, 151, 302, 1879, 3758, 5587, 11174, 69523, 139046, 283729, 567458, 10497973, 20995946]

約数ペア:

[(1, 20995946), (2, 10497973), (37, 567458), (74, 283729), (151, 139046), (302, 69523), (1879, 11174), (3758, 5587)]