20145121452

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{937}}^1\times {\mathrm{5479}}^1$

素因数の和:6535

約数の個数: 72

約数和(自身を含む): 51453802400

約数和(自身を除く): 31308680948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 937, 981, 1308, 1874, 1962, 2811, 3748, 3924, 5479, 5622, 8433, 10958, 11244, 16437, 16866, 21916, 32874, 33732, 49311, 65748, 98622, 102133, 197244, 204266, 306399, 408532, 597211, 612798, 919197, 1194422, 1225596, 1791633, 1838394, 2388844, 3583266, 3676788, 5133823, 5374899, 7166532, 10267646, 10749798, 15401469, 20535292, 21499596, 30802938, 46204407, 61605876, 92408814, 184817628, 559586707, 1119173414, 1678760121, 2238346828, 3357520242, 5036280363, 6715040484, 10072560726, 20145121452]

約数ペア:

[(1, 20145121452), (2, 10072560726), (3, 6715040484), (4, 5036280363), (6, 3357520242), (9, 2238346828), (12, 1678760121), (18, 1119173414), (36, 559586707), (109, 184817628), (218, 92408814), (327, 61605876), (436, 46204407), (654, 30802938), (937, 21499596), (981, 20535292), (1308, 15401469), (1874, 10749798), (1962, 10267646), (2811, 7166532), (3748, 5374899), (3924, 5133823), (5479, 3676788), (5622, 3583266), (8433, 2388844), (10958, 1838394), (11244, 1791633), (16437, 1225596), (16866, 1194422), (21916, 919197), (32874, 612798), (33732, 597211), (49311, 408532), (65748, 306399), (98622, 204266), (102133, 197244)]