2018921187

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{1381}}^1\times {\mathrm{3557}}^1$

素因数の和:5078

約数の個数: 16

約数和(自身を含む): 2714270112

約数和(自身を除く): 695348925

約数列:

[1, 3, 137, 411, 1381, 3557, 4143, 10671, 189197, 487309, 567591, 1461927, 4912217, 14736651, 672973729, 2018921187]

約数ペア:

[(1, 2018921187), (3, 672973729), (137, 14736651), (411, 4912217), (1381, 1461927), (3557, 567591), (4143, 487309), (10671, 189197)]