19559912

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{33493}}^1$

素因数の和:33572

約数の個数: 16

約数和(自身を含む): 37178340

約数和(自身を除く): 17618428

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 33493, 66986, 133972, 267944, 2444989, 4889978, 9779956, 19559912]

約数ペア:

[(1, 19559912), (2, 9779956), (4, 4889978), (8, 2444989), (73, 267944), (146, 133972), (292, 66986), (584, 33493)]