19684184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189271}}^1$

素因数の和:189290

約数の個数: 16

約数和(自身を含む): 39747120

約数和(自身を除く): 20062936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189271, 378542, 757084, 1514168, 2460523, 4921046, 9842092, 19684184]

約数ペア:

[(1, 19684184), (2, 9842092), (4, 4921046), (8, 2460523), (13, 1514168), (26, 757084), (52, 378542), (104, 189271)]