20768156973

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{1657}}^1\times {\mathrm{6359}}^1$

素因数の和:8098

約数の個数: 32

約数和(自身を含む): 31212844800

約数和(自身を除く): 10444687827

約数列:

[1, 3, 9, 27, 73, 219, 657, 1657, 1971, 4971, 6359, 14913, 19077, 44739, 57231, 120961, 171693, 362883, 464207, 1088649, 1392621, 3265947, 4177863, 10536863, 12533589, 31610589, 94831767, 284495301, 769190999, 2307572997, 6922718991, 20768156973]

約数ペア:

[(1, 20768156973), (3, 6922718991), (9, 2307572997), (27, 769190999), (73, 284495301), (219, 94831767), (657, 31610589), (1657, 12533589), (1971, 10536863), (4971, 4177863), (6359, 3265947), (14913, 1392621), (19077, 1088649), (44739, 464207), (57231, 362883), (120961, 171693)]