20209986

素因数分解:

$2^1\times 3^4\times {\mathrm{124753}}^1$

素因数の和:124767

約数の個数: 20

約数和(自身を含む): 45285702

約数和(自身を除く): 25075716

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124753, 249506, 374259, 748518, 1122777, 2245554, 3368331, 6736662, 10104993, 20209986]

約数ペア:

[(1, 20209986), (2, 10104993), (3, 6736662), (6, 3368331), (9, 2245554), (18, 1122777), (27, 748518), (54, 374259), (81, 249506), (162, 124753)]