20944355817

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{182431}}^1$

素因数の和:182530

約数の個数: 48

約数和(自身を含む): 35937644544

約数和(自身を除く): 14993288727

約数列:

[1, 3, 7, 11, 21, 33, 49, 71, 77, 147, 213, 231, 497, 539, 781, 1491, 1617, 2343, 3479, 5467, 10437, 16401, 38269, 114807, 182431, 547293, 1277017, 2006741, 3831051, 6020223, 8939119, 12952601, 14047187, 26817357, 38857803, 42141561, 90668207, 98330309, 142478611, 272004621, 294990927, 427435833, 634677449, 997350277, 1904032347, 2992050831, 6981451939, 20944355817]

約数ペア:

[(1, 20944355817), (3, 6981451939), (7, 2992050831), (11, 1904032347), (21, 997350277), (33, 634677449), (49, 427435833), (71, 294990927), (77, 272004621), (147, 142478611), (213, 98330309), (231, 90668207), (497, 42141561), (539, 38857803), (781, 26817357), (1491, 14047187), (1617, 12952601), (2343, 8939119), (3479, 6020223), (5467, 3831051), (10437, 2006741), (16401, 1277017), (38269, 547293), (114807, 182431)]