18828886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9349}}^1$

素因数の和:9423

約数の個数: 16

約数和(自身を含む): 30294000

約数和(自身を除く): 11465114

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9349, 18698, 177631, 355262, 495497, 990994, 9414443, 18828886]

約数ペア:

[(1, 18828886), (2, 9414443), (19, 990994), (38, 495497), (53, 355262), (106, 177631), (1007, 18698), (2014, 9349)]