20171639982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258610769}}^1$

素因数の和:258610787

約数の個数: 16

約数和(自身を含む): 43446609360

約数和(自身を除く): 23274969378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258610769, 517221538, 775832307, 1551664614, 3361939997, 6723879994, 10085819991, 20171639982]

約数ペア:

[(1, 20171639982), (2, 10085819991), (3, 6723879994), (6, 3361939997), (13, 1551664614), (26, 775832307), (39, 517221538), (78, 258610769)]