20805586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21101}}^1$

素因数の和:21149

約数の個数: 16

約数和(自身を含む): 34185240

約数和(自身を除く): 13379654

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 21101, 42202, 358717, 611929, 717434, 1223858, 10402793, 20805586]

約数ペア:

[(1, 20805586), (2, 10402793), (17, 1223858), (29, 717434), (34, 611929), (58, 358717), (493, 42202), (986, 21101)]