18132087

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 24594912

約数和(自身を除く): 6462825

約数列:

[1, 3, 137, 157, 281, 411, 471, 843, 21509, 38497, 44117, 64527, 115491, 132351, 6044029, 18132087]

約数ペア:

[(1, 18132087), (3, 6044029), (137, 132351), (157, 115491), (281, 64527), (411, 44117), (471, 38497), (843, 21509)]