19752778

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{701}}^1$

素因数の和:969

約数の個数: 16

約数和(自身を含む): 30233736

約数和(自身を除く): 10480958

約数列:

[1, 2, 73, 146, 193, 386, 701, 1402, 14089, 28178, 51173, 102346, 135293, 270586, 9876389, 19752778]

約数ペア:

[(1, 19752778), (2, 9876389), (73, 270586), (146, 135293), (193, 102346), (386, 51173), (701, 28178), (1402, 14089)]