20161681803

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2249

約数の個数: 96

約数和(自身を含む): 33052631040

約数和(自身を除く): 12890949237

約数列:

[1, 3, 9, 23, 29, 37, 43, 69, 87, 111, 129, 207, 261, 333, 387, 667, 851, 989, 1073, 1247, 1591, 2001, 2111, 2553, 2967, 3219, 3741, 4773, 6003, 6333, 7659, 8901, 9657, 11223, 14319, 18999, 24679, 28681, 36593, 46139, 48553, 61219, 74037, 78107, 86043, 90773, 109779, 138417, 145659, 183657, 222111, 234321, 258129, 272319, 329337, 415251, 436977, 550971, 702963, 816957, 1061197, 1408037, 1796461, 2087779, 2265103, 2632417, 3183591, 3358601, 4224111, 5389383, 6263337, 6795309, 7897251, 9550773, 10075803, 12672333, 16168149, 18790011, 20385927, 23691753, 30227409, 52097369, 60545591, 77247823, 97399429, 156292107, 181636773, 231743469, 292198287, 468876321, 544910319, 695230407, 876594861, 2240186867, 6720560601, 20161681803]

約数ペア:

[(1, 20161681803), (3, 6720560601), (9, 2240186867), (23, 876594861), (29, 695230407), (37, 544910319), (43, 468876321), (69, 292198287), (87, 231743469), (111, 181636773), (129, 156292107), (207, 97399429), (261, 77247823), (333, 60545591), (387, 52097369), (667, 30227409), (851, 23691753), (989, 20385927), (1073, 18790011), (1247, 16168149), (1591, 12672333), (2001, 10075803), (2111, 9550773), (2553, 7897251), (2967, 6795309), (3219, 6263337), (3741, 5389383), (4773, 4224111), (6003, 3358601), (6333, 3183591), (7659, 2632417), (8901, 2265103), (9657, 2087779), (11223, 1796461), (14319, 1408037), (18999, 1061197), (24679, 816957), (28681, 702963), (36593, 550971), (46139, 436977), (48553, 415251), (61219, 329337), (74037, 272319), (78107, 258129), (86043, 234321), (90773, 222111), (109779, 183657), (138417, 145659)]