20529224

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19387576

約数列:

[1, 2, 4, 8, 47, 71, 94, 142, 188, 284, 376, 568, 769, 1538, 3076, 3337, 6152, 6674, 13348, 26696, 36143, 54599, 72286, 109198, 144572, 218396, 289144, 436792, 2566153, 5132306, 10264612, 20529224]

約数ペア:

[(1, 20529224), (2, 10264612), (4, 5132306), (8, 2566153), (47, 436792), (71, 289144), (94, 218396), (142, 144572), (188, 109198), (284, 72286), (376, 54599), (568, 36143), (769, 26696), (1538, 13348), (3076, 6674), (3337, 6152)]