200970866

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{278353}}^1$

素因数の和:278393

約数の個数: 12

約数和(自身を含む): 318158622

約数和(自身を除く): 117187756

約数列:

[1, 2, 19, 38, 361, 722, 278353, 556706, 5288707, 10577414, 100485433, 200970866]

約数ペア:

[(1, 200970866), (2, 100485433), (19, 10577414), (38, 5288707), (361, 556706), (722, 278353)]