128559152

素因数分解:

$2^4\times {\mathrm{673}}^1\times {\mathrm{11939}}^1$

素因数の和:12620

約数の個数: 20

約数和(自身を含む): 249474360

約数和(自身を除く): 120915208

約数列:

[1, 2, 4, 8, 16, 673, 1346, 2692, 5384, 10768, 11939, 23878, 47756, 95512, 191024, 8034947, 16069894, 32139788, 64279576, 128559152]

約数ペア:

[(1, 128559152), (2, 64279576), (4, 32139788), (8, 16069894), (16, 8034947), (673, 191024), (1346, 95512), (2692, 47756), (5384, 23878), (10768, 11939)]