18518687

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{4937}}^1$

素因数の和:4990

約数の個数: 12

約数和(自身を含む): 21016128

約数和(自身を除く): 2497441

約数列:

[1, 11, 31, 121, 341, 3751, 4937, 54307, 153047, 597377, 1683517, 18518687]

約数ペア:

[(1, 18518687), (11, 1683517), (31, 597377), (121, 153047), (341, 54307), (3751, 4937)]