208031928

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{666769}}^1$

素因数の和:666791

約数の個数: 32

約数和(自身を含む): 560086800

約数和(自身を除く): 352054872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 666769, 1333538, 2000307, 2667076, 4000614, 5334152, 8001228, 8667997, 16002456, 17335994, 26003991, 34671988, 52007982, 69343976, 104015964, 208031928]

約数ペア:

[(1, 208031928), (2, 104015964), (3, 69343976), (4, 52007982), (6, 34671988), (8, 26003991), (12, 17335994), (13, 16002456), (24, 8667997), (26, 8001228), (39, 5334152), (52, 4000614), (78, 2667076), (104, 2000307), (156, 1333538), (312, 666769)]