26420963

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 28913280

約数和(自身を除く): 2492317

約数列:

[1, 19, 43, 73, 443, 817, 1387, 3139, 8417, 19049, 32339, 59641, 361931, 614441, 1390577, 26420963]

約数ペア:

[(1, 26420963), (19, 1390577), (43, 614441), (73, 361931), (443, 59641), (817, 32339), (1387, 19049), (3139, 8417)]