18537079

素因数分解:

${\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:902

約数の個数: 12

約数和(自身を含む): 20492640

約数和(自身を除く): 1955561

約数列:

[1, 11, 121, 239, 641, 2629, 7051, 28919, 77561, 153199, 1685189, 18537079]

約数ペア:

[(1, 18537079), (11, 1685189), (121, 153199), (239, 77561), (641, 28919), (2629, 7051)]