20987448

素因数分解:

$2^3\times 3^1\times {\mathrm{874477}}^1$

素因数の和:874486

約数の個数: 16

約数和(自身を含む): 52468680

約数和(自身を除く): 31481232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 874477, 1748954, 2623431, 3497908, 5246862, 6995816, 10493724, 20987448]

約数ペア:

[(1, 20987448), (2, 10493724), (3, 6995816), (4, 5246862), (6, 3497908), (8, 2623431), (12, 1748954), (24, 874477)]