20121986731

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{448241}}^1$

素因数の和:448323

約数の個数: 24

約数和(自身を含む): 25754192352

約数和(自身を除く): 5632205621

約数列:

[1, 7, 11, 53, 77, 121, 371, 583, 847, 4081, 6413, 44891, 448241, 3137687, 4930651, 23756773, 34514557, 54237161, 166297411, 261324503, 379660127, 1829271521, 2874569533, 20121986731]

約数ペア:

[(1, 20121986731), (7, 2874569533), (11, 1829271521), (53, 379660127), (77, 261324503), (121, 166297411), (371, 54237161), (583, 34514557), (847, 23756773), (4081, 4930651), (6413, 3137687), (44891, 448241)]