20512646

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12109}}^1$

素因数の和:12140

約数の個数: 24

約数和(自身を含む): 38655120

約数和(自身を除く): 18142474

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12109, 24218, 84763, 133199, 169526, 266398, 932393, 1465189, 1864786, 2930378, 10256323, 20512646]

約数ペア:

[(1, 20512646), (2, 10256323), (7, 2930378), (11, 1864786), (14, 1465189), (22, 932393), (77, 266398), (121, 169526), (154, 133199), (242, 84763), (847, 24218), (1694, 12109)]