388321772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5109497}}^1$

素因数の和:5109520

約数の個数: 12

約数和(自身を含む): 715329720

約数和(自身を除く): 327007948

約数列:

[1, 2, 4, 19, 38, 76, 5109497, 10218994, 20437988, 97080443, 194160886, 388321772]

約数ペア:

[(1, 388321772), (2, 194160886), (4, 97080443), (19, 20437988), (38, 10218994), (76, 5109497)]