19778266

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{1433}}^1$

素因数の和:1605

約数の個数: 16

約数和(自身を含む): 30423744

約数和(自身を除く): 10645478

約数列:

[1, 2, 67, 103, 134, 206, 1433, 2866, 6901, 13802, 96011, 147599, 192022, 295198, 9889133, 19778266]

約数ペア:

[(1, 19778266), (2, 9889133), (67, 295198), (103, 192022), (134, 147599), (206, 96011), (1433, 13802), (2866, 6901)]