208897286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{422869}}^1$

素因数の和:422903

約数の個数: 16

約数和(自身を含む): 355210800

約数和(自身を除く): 146313514

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 422869, 845738, 5497297, 8034511, 10994594, 16069022, 104448643, 208897286]

約数ペア:

[(1, 208897286), (2, 104448643), (13, 16069022), (19, 10994594), (26, 8034511), (38, 5497297), (247, 845738), (494, 422869)]