20216854

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35221}}^1$

素因数の和:35271

約数の個数: 16

約数和(自身を含む): 35503776

約数和(自身を除く): 15286922

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 35221, 70442, 246547, 493094, 1444061, 2888122, 10108427, 20216854]

約数ペア:

[(1, 20216854), (2, 10108427), (7, 2888122), (14, 1444061), (41, 493094), (82, 246547), (287, 70442), (574, 35221)]