205381818

素因数分解:

$2^1\times 3^4\times {\mathrm{1267789}}^1$

素因数の和:1267803

約数の個数: 20

約数和(自身を含む): 460207770

約数和(自身を除く): 254825952

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1267789, 2535578, 3803367, 7606734, 11410101, 22820202, 34230303, 68460606, 102690909, 205381818]

約数ペア:

[(1, 205381818), (2, 102690909), (3, 68460606), (6, 34230303), (9, 22820202), (18, 11410101), (27, 7606734), (54, 3803367), (81, 2535578), (162, 1267789)]