20789134

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2029}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 32155200

約数和(自身を除く): 11366066

約数列:

[1, 2, 47, 94, 109, 218, 2029, 4058, 5123, 10246, 95363, 190726, 221161, 442322, 10394567, 20789134]

約数ペア:

[(1, 20789134), (2, 10394567), (47, 442322), (94, 221161), (109, 190726), (218, 95363), (2029, 10246), (4058, 5123)]