20896183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6619}}^1$

素因数の和:6678

約数の個数: 16

約数和(自身を含む): 26691840

約数和(自身を除く): 5795657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6619, 46333, 72809, 271379, 509663, 1899653, 2985169, 20896183]

約数ペア:

[(1, 20896183), (7, 2985169), (11, 1899653), (41, 509663), (77, 271379), (287, 72809), (451, 46333), (3157, 6619)]