20173428790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{156833}}^1$

素因数の和:157536

約数の個数: 32

約数和(自身を含む): 38280042720

約数和(自身を除く): 18106613930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 677, 1354, 3385, 6770, 12863, 25726, 64315, 128630, 156833, 313666, 784165, 1568330, 2979827, 5959654, 14899135, 29798270, 106175941, 212351882, 530879705, 1061759410, 2017342879, 4034685758, 10086714395, 20173428790]

約数ペア:

[(1, 20173428790), (2, 10086714395), (5, 4034685758), (10, 2017342879), (19, 1061759410), (38, 530879705), (95, 212351882), (190, 106175941), (677, 29798270), (1354, 14899135), (3385, 5959654), (6770, 2979827), (12863, 1568330), (25726, 784165), (64315, 313666), (128630, 156833)]