18664464959

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1\times {\mathrm{26099}}^1$

素因数の和:26427

約数の個数: 24

約数和(自身を含む): 22592995200

約数和(自身を除く): 3928530241

約数列:

[1, 7, 19, 133, 283, 361, 1981, 2527, 5377, 26099, 37639, 102163, 182693, 495881, 715141, 3471167, 7386017, 9421739, 51702119, 65952173, 140334323, 982340261, 2666352137, 18664464959]

約数ペア:

[(1, 18664464959), (7, 2666352137), (19, 982340261), (133, 140334323), (283, 65952173), (361, 51702119), (1981, 9421739), (2527, 7386017), (5377, 3471167), (26099, 715141), (37639, 495881), (102163, 182693)]