20991432014

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4790377}}^1$

素因数の和:4790699

約数の個数: 16

約数和(自身を含む): 36100288608

約数和(自身を除く): 15108856594

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 4790377, 9580754, 33532639, 67065278, 1499388001, 2998776002, 10495716007, 20991432014]

約数ペア:

[(1, 20991432014), (2, 10495716007), (7, 2998776002), (14, 1499388001), (313, 67065278), (626, 33532639), (2191, 9580754), (4382, 4790377)]