20677244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38867}}^1$

素因数の和:38897

約数の個数: 24

約数和(自身を含む): 43532160

約数和(自身を除く): 22854916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38867, 77734, 155468, 272069, 544138, 738473, 1088276, 1476946, 2953892, 5169311, 10338622, 20677244]

約数ペア:

[(1, 20677244), (2, 10338622), (4, 5169311), (7, 2953892), (14, 1476946), (19, 1088276), (28, 738473), (38, 544138), (76, 272069), (133, 155468), (266, 77734), (532, 38867)]