20647512

素因数分解:

$2^3\times 3^2\times {\mathrm{286771}}^1$

素因数の和:286783

約数の個数: 24

約数和(自身を含む): 55920540

約数和(自身を除く): 35273028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 286771, 573542, 860313, 1147084, 1720626, 2294168, 2580939, 3441252, 5161878, 6882504, 10323756, 20647512]

約数ペア:

[(1, 20647512), (2, 10323756), (3, 6882504), (4, 5161878), (6, 3441252), (8, 2580939), (9, 2294168), (12, 1720626), (18, 1147084), (24, 860313), (36, 573542), (72, 286771)]