19958492

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{68351}}^1$

素因数の和:68428

約数の個数: 12

約数和(自身を含む): 35406336

約数和(自身を除く): 15447844

約数列:

[1, 2, 4, 73, 146, 292, 68351, 136702, 273404, 4989623, 9979246, 19958492]

約数ペア:

[(1, 19958492), (2, 9979246), (4, 4989623), (73, 273404), (146, 136702), (292, 68351)]