851907842

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{20759}}^1$

素因数の和:20866

約数の個数: 24

約数和(自身を含む): 1376637120

約数和(自身を除く): 524729278

約数列:

[1, 2, 17, 34, 71, 142, 289, 578, 1207, 2414, 20519, 20759, 41038, 41518, 352903, 705806, 1473889, 2947778, 5999351, 11998702, 25056113, 50112226, 425953921, 851907842]

約数ペア:

[(1, 851907842), (2, 425953921), (17, 50112226), (34, 25056113), (71, 11998702), (142, 5999351), (289, 2947778), (578, 1473889), (1207, 705806), (2414, 352903), (20519, 41518), (20759, 41038)]