20188940872

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{1433}}^1\times {\mathrm{42953}}^1$

素因数の和:44433

約数の個数: 32

約数和(自身を含む): 38805502680

約数和(自身を除く): 18616561808

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1433, 2866, 5732, 11464, 42953, 58753, 85906, 117506, 171812, 235012, 343624, 470024, 1761073, 3522146, 7044292, 14088584, 61551649, 123103298, 246206596, 492413192, 2523617609, 5047235218, 10094470436, 20188940872]

約数ペア:

[(1, 20188940872), (2, 10094470436), (4, 5047235218), (8, 2523617609), (41, 492413192), (82, 246206596), (164, 123103298), (328, 61551649), (1433, 14088584), (2866, 7044292), (5732, 3522146), (11464, 1761073), (42953, 470024), (58753, 343624), (85906, 235012), (117506, 171812)]