16857980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6637}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 35685888

約数和(自身を除く): 18827908

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 6637, 13274, 26548, 33185, 66370, 132740, 842899, 1685798, 3371596, 4214495, 8428990, 16857980]

約数ペア:

[(1, 16857980), (2, 8428990), (4, 4214495), (5, 3371596), (10, 1685798), (20, 842899), (127, 132740), (254, 66370), (508, 33185), (635, 26548), (1270, 13274), (2540, 6637)]