19642271

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 22163328

約数和(自身を除く): 2521057

約数列:

[1, 11, 43, 131, 317, 473, 1441, 3487, 5633, 13631, 41527, 61963, 149941, 456797, 1785661, 19642271]

約数ペア:

[(1, 19642271), (11, 1785661), (43, 456797), (131, 149941), (317, 61963), (473, 41527), (1441, 13631), (3487, 5633)]