19411684

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{68351}}^1$

素因数の和:68426

約数の個数: 12

約数和(自身を含む): 34449408

約数和(自身を除く): 15037724

約数列:

[1, 2, 4, 71, 142, 284, 68351, 136702, 273404, 4852921, 9705842, 19411684]

約数ペア:

[(1, 19411684), (2, 9705842), (4, 4852921), (71, 273404), (142, 136702), (284, 68351)]