20985816

素因数分解:

$2^3\times 3^1\times {\mathrm{874409}}^1$

素因数の和:874418

約数の個数: 16

約数和(自身を含む): 52464600

約数和(自身を除く): 31478784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 874409, 1748818, 2623227, 3497636, 5246454, 6995272, 10492908, 20985816]

約数ペア:

[(1, 20985816), (2, 10492908), (3, 6995272), (4, 5246454), (6, 3497636), (8, 2623227), (12, 1748818), (24, 874409)]