205515666722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{318135707}}^1$

素因数の和:318135745

約数の個数: 16

約数和(自身を含む): 343586564640

約数和(自身を除く): 138070897918

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 318135707, 636271414, 5408307019, 6044578433, 10816614038, 12089156866, 102757833361, 205515666722]

約数ペア:

[(1, 205515666722), (2, 102757833361), (17, 12089156866), (19, 10816614038), (34, 6044578433), (38, 5408307019), (323, 636271414), (646, 318135707)]