20259074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3853}}^1$

素因数の和:4105

約数の個数: 16

約数和(自身を含む): 33298560

約数和(自身を除く): 13039486

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3853, 5258, 7706, 42383, 84766, 920867, 1841734, 10129537, 20259074]

約数ペア:

[(1, 20259074), (2, 10129537), (11, 1841734), (22, 920867), (239, 84766), (478, 42383), (2629, 7706), (3853, 5258)]