20166448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66337}}^1$

素因数の和:66364

約数の個数: 20

約数和(自身を含む): 41129560

約数和(自身を除く): 20963112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66337, 132674, 265348, 530696, 1061392, 1260403, 2520806, 5041612, 10083224, 20166448]

約数ペア:

[(1, 20166448), (2, 10083224), (4, 5041612), (8, 2520806), (16, 1260403), (19, 1061392), (38, 530696), (76, 265348), (152, 132674), (304, 66337)]