20705418

素因数分解:

$2^1\times 3^2\times {\mathrm{1150301}}^1$

素因数の和:1150309

約数の個数: 12

約数和(自身を含む): 44861778

約数和(自身を除く): 24156360

約数列:

[1, 2, 3, 6, 9, 18, 1150301, 2300602, 3450903, 6901806, 10352709, 20705418]

約数ペア:

[(1, 20705418), (2, 10352709), (3, 6901806), (6, 3450903), (9, 2300602), (18, 1150301)]