19748854

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 10410506

約数列:

[1, 2, 83, 166, 271, 439, 542, 878, 22493, 36437, 44986, 72874, 118969, 237938, 9874427, 19748854]

約数ペア:

[(1, 19748854), (2, 9874427), (83, 237938), (166, 118969), (271, 72874), (439, 44986), (542, 36437), (878, 22493)]