20605280292

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{991}}^1\times {\mathrm{14087}}^1$

素因数の和:15129

約数の個数: 72

約数和(自身を含む): 53413581312

約数和(自身を除く): 32808301020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 991, 1476, 1982, 2973, 3964, 5946, 8919, 11892, 14087, 17838, 28174, 35676, 40631, 42261, 56348, 81262, 84522, 121893, 126783, 162524, 169044, 243786, 253566, 365679, 487572, 507132, 577567, 731358, 1155134, 1462716, 1732701, 2310268, 3465402, 5198103, 6930804, 10396206, 13960217, 20792412, 27920434, 41880651, 55840868, 83761302, 125641953, 167522604, 251283906, 502567812, 572368897, 1144737794, 1717106691, 2289475588, 3434213382, 5151320073, 6868426764, 10302640146, 20605280292]

約数ペア:

[(1, 20605280292), (2, 10302640146), (3, 6868426764), (4, 5151320073), (6, 3434213382), (9, 2289475588), (12, 1717106691), (18, 1144737794), (36, 572368897), (41, 502567812), (82, 251283906), (123, 167522604), (164, 125641953), (246, 83761302), (369, 55840868), (492, 41880651), (738, 27920434), (991, 20792412), (1476, 13960217), (1982, 10396206), (2973, 6930804), (3964, 5198103), (5946, 3465402), (8919, 2310268), (11892, 1732701), (14087, 1462716), (17838, 1155134), (28174, 731358), (35676, 577567), (40631, 507132), (42261, 487572), (56348, 365679), (81262, 253566), (84522, 243786), (121893, 169044), (126783, 162524)]