20385736

素因数分解:

$2^3\times 7^1\times {\mathrm{364031}}^1$

素因数の和:364044

約数の個数: 16

約数和(自身を含む): 43683840

約数和(自身を除く): 23298104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 364031, 728062, 1456124, 2548217, 2912248, 5096434, 10192868, 20385736]

約数ペア:

[(1, 20385736), (2, 10192868), (4, 5096434), (7, 2912248), (8, 2548217), (14, 1456124), (28, 728062), (56, 364031)]