20520262

素因数分解:

$2^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{1747}}^1$

素因数の和:2595

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 14719418

約数列:

[1, 2, 7, 14, 839, 1678, 1747, 3494, 5873, 11746, 12229, 24458, 1465733, 2931466, 10260131, 20520262]

約数ペア:

[(1, 20520262), (2, 10260131), (7, 2931466), (14, 1465733), (839, 24458), (1678, 12229), (1747, 11746), (3494, 5873)]