19787234

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1\times {\mathrm{433}}^1$

素因数の和:821

約数の個数: 16

約数和(自身を含む): 30253272

約数和(自身を除く): 10466038

約数列:

[1, 2, 73, 146, 313, 433, 626, 866, 22849, 31609, 45698, 63218, 135529, 271058, 9893617, 19787234]

約数ペア:

[(1, 19787234), (2, 9893617), (73, 271058), (146, 135529), (313, 63218), (433, 45698), (626, 31609), (866, 22849)]