18666109

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{34631}}^1$

素因数の和:34656

約数の個数: 12

約数和(自身を含む): 23688288

約数和(自身を除く): 5022179

約数列:

[1, 7, 11, 49, 77, 539, 34631, 242417, 380941, 1696919, 2666587, 18666109]

約数ペア:

[(1, 18666109), (7, 2666587), (11, 1696919), (49, 380941), (77, 242417), (539, 34631)]