20486642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19813}}^1$

素因数の和:19873

約数の個数: 16

約数和(自身を含む): 34238592

約数和(自身を除く): 13751950

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19813, 39626, 217943, 435886, 931211, 1862422, 10243321, 20486642]

約数ペア:

[(1, 20486642), (2, 10243321), (11, 1862422), (22, 931211), (47, 435886), (94, 217943), (517, 39626), (1034, 19813)]