19937222

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1481}}^1$

素因数の和:1663

約数の個数: 16

約数和(自身を含む): 30730752

約数和(自身を除く): 10793530

約数列:

[1, 2, 53, 106, 127, 254, 1481, 2962, 6731, 13462, 78493, 156986, 188087, 376174, 9968611, 19937222]

約数ペア:

[(1, 19937222), (2, 9968611), (53, 376174), (106, 188087), (127, 156986), (254, 78493), (1481, 13462), (2962, 6731)]