18666963243

素因数分解:

$3^3\times {\mathrm{277}}^1\times {\mathrm{557}}^1\times {\mathrm{4481}}^1$

素因数の和:5324

約数の個数: 32

約数和(自身を含む): 27810630720

約数和(自身を除く): 9143667477

約数列:

[1, 3, 9, 27, 277, 557, 831, 1671, 2493, 4481, 5013, 7479, 13443, 15039, 40329, 120987, 154289, 462867, 1241237, 1388601, 2495917, 3723711, 4165803, 7487751, 11171133, 22463253, 33513399, 67389759, 691369009, 2074107027, 6222321081, 18666963243]

約数ペア:

[(1, 18666963243), (3, 6222321081), (9, 2074107027), (27, 691369009), (277, 67389759), (557, 33513399), (831, 22463253), (1671, 11171133), (2493, 7487751), (4481, 4165803), (5013, 3723711), (7479, 2495917), (13443, 1388601), (15039, 1241237), (40329, 462867), (120987, 154289)]