20689212

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{36683}}^1$

素因数の和:36737

約数の個数: 24

約数和(自身を含む): 49303296

約数和(自身を除く): 28614084

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 36683, 73366, 110049, 146732, 220098, 440196, 1724101, 3448202, 5172303, 6896404, 10344606, 20689212]

約数ペア:

[(1, 20689212), (2, 10344606), (3, 6896404), (4, 5172303), (6, 3448202), (12, 1724101), (47, 440196), (94, 220098), (141, 146732), (188, 110049), (282, 73366), (564, 36683)]