28691786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{2687}}^1$

素因数の和:2989

約数の個数: 16

約数和(自身を含む): 45480960

約数和(自身を除く): 16789174

約数列:

[1, 2, 19, 38, 281, 562, 2687, 5339, 5374, 10678, 51053, 102106, 755047, 1510094, 14345893, 28691786]

約数ペア:

[(1, 28691786), (2, 14345893), (19, 1510094), (38, 755047), (281, 102106), (562, 51053), (2687, 10678), (5339, 5374)]