20145753054

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{727}}^1\times {\mathrm{73309}}^1$

素因数の和:74054

約数の個数: 64

約数和(自身を含む): 51234892800

約数和(自身を除く): 31089139746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 727, 1454, 2181, 4362, 5089, 6543, 10178, 13086, 15267, 19629, 30534, 39258, 45801, 73309, 91602, 137403, 146618, 219927, 274806, 439854, 513163, 659781, 1026326, 1319562, 1539489, 1979343, 3078978, 3958686, 4618467, 9236934, 13855401, 27710802, 53295643, 106591286, 159886929, 319773858, 373069501, 479660787, 746139002, 959321574, 1119208503, 1438982361, 2238417006, 2877964722, 3357625509, 6715251018, 10072876527, 20145753054]

約数ペア:

[(1, 20145753054), (2, 10072876527), (3, 6715251018), (6, 3357625509), (7, 2877964722), (9, 2238417006), (14, 1438982361), (18, 1119208503), (21, 959321574), (27, 746139002), (42, 479660787), (54, 373069501), (63, 319773858), (126, 159886929), (189, 106591286), (378, 53295643), (727, 27710802), (1454, 13855401), (2181, 9236934), (4362, 4618467), (5089, 3958686), (6543, 3078978), (10178, 1979343), (13086, 1539489), (15267, 1319562), (19629, 1026326), (30534, 659781), (39258, 513163), (45801, 439854), (73309, 274806), (91602, 219927), (137403, 146618)]