20667556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56779}}^1$

素因数の和:56803

約数の個数: 24

約数和(自身を含む): 44515520

約数和(自身を除く): 23847964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56779, 113558, 227116, 397453, 738127, 794906, 1476254, 1589812, 2952508, 5166889, 10333778, 20667556]

約数ペア:

[(1, 20667556), (2, 10333778), (4, 5166889), (7, 2952508), (13, 1589812), (14, 1476254), (26, 794906), (28, 738127), (52, 397453), (91, 227116), (182, 113558), (364, 56779)]