19706220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36493}}^1$

素因数の和:36511

約数の個数: 48

約数和(自身を含む): 61309920

約数和(自身を除く): 41603700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36493, 72986, 109479, 145972, 182465, 218958, 328437, 364930, 437916, 547395, 656874, 729860, 985311, 1094790, 1313748, 1642185, 1970622, 2189580, 3284370, 3941244, 4926555, 6568740, 9853110, 19706220]

約数ペア:

[(1, 19706220), (2, 9853110), (3, 6568740), (4, 4926555), (5, 3941244), (6, 3284370), (9, 2189580), (10, 1970622), (12, 1642185), (15, 1313748), (18, 1094790), (20, 985311), (27, 729860), (30, 656874), (36, 547395), (45, 437916), (54, 364930), (60, 328437), (90, 218958), (108, 182465), (135, 145972), (180, 109479), (270, 72986), (540, 36493)]