18127967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7457}}^1$

素因数の和:7498

約数の個数: 16

約数和(自身を含む): 22552992

約数和(自身を除く): 4425025

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 7457, 82027, 96941, 126769, 1066351, 1394459, 1647997, 18127967]

約数ペア:

[(1, 18127967), (11, 1647997), (13, 1394459), (17, 1066351), (143, 126769), (187, 96941), (221, 82027), (2431, 7457)]