16838239

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:187

約数の個数: 18

約数和(自身を含む): 19394592

約数和(自身を除く): 2556353

約数列:

[1, 11, 31, 67, 121, 341, 737, 2077, 3751, 4489, 8107, 22847, 49379, 139159, 251317, 543169, 1530749, 16838239]

約数ペア:

[(1, 16838239), (11, 1530749), (31, 543169), (67, 251317), (121, 139159), (341, 49379), (737, 22847), (2077, 8107), (3751, 4489)]