218914894

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{82237}}^1$

素因数の和:82272

約数の個数: 16

約数和(自身を含む): 361189296

約数和(自身を除く): 142274402

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 82237, 164474, 904607, 1809214, 9950677, 19901354, 109457447, 218914894]

約数ペア:

[(1, 218914894), (2, 109457447), (11, 19901354), (22, 9950677), (121, 1809214), (242, 904607), (1331, 164474), (2662, 82237)]