20286846

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15439}}^1$

素因数の和:15520

約数の個数: 24

約数和(自身を含む): 44559840

約数和(自身を除く): 24272994

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15439, 30878, 46317, 92634, 138951, 277902, 1127047, 2254094, 3381141, 6762282, 10143423, 20286846]

約数ペア:

[(1, 20286846), (2, 10143423), (3, 6762282), (6, 3381141), (9, 2254094), (18, 1127047), (73, 277902), (146, 138951), (219, 92634), (438, 46317), (657, 30878), (1314, 15439)]