20658726

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11593}}^1$

素因数の和:11618

約数の個数: 40

約数和(自身を含む): 50503464

約数和(自身を除く): 29844738

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 11593, 23186, 34779, 69558, 104337, 127523, 208674, 255046, 313011, 382569, 626022, 765138, 939033, 1147707, 1878066, 2295414, 3443121, 6886242, 10329363, 20658726]

約数ペア:

[(1, 20658726), (2, 10329363), (3, 6886242), (6, 3443121), (9, 2295414), (11, 1878066), (18, 1147707), (22, 939033), (27, 765138), (33, 626022), (54, 382569), (66, 313011), (81, 255046), (99, 208674), (162, 127523), (198, 104337), (297, 69558), (594, 34779), (891, 23186), (1782, 11593)]