2012180989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{115769}}^1$

素因数の和:115980

約数の個数: 16

約数和(自身を含む): 2489518080

約数和(自身を除く): 477337091

約数列:

[1, 7, 13, 91, 191, 1337, 2483, 17381, 115769, 810383, 1504997, 10534979, 22111879, 154783153, 287454427, 2012180989]

約数ペア:

[(1, 2012180989), (7, 287454427), (13, 154783153), (91, 22111879), (191, 10534979), (1337, 1504997), (2483, 810383), (17381, 115769)]