18216393

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2371}}^1$

素因数の和:2584

約数の個数: 16

約数和(自身を含む): 26300736

約数和(自身を除く): 8084343

約数列:

[1, 3, 13, 39, 197, 591, 2371, 2561, 7113, 7683, 30823, 92469, 467087, 1401261, 6072131, 18216393]

約数ペア:

[(1, 18216393), (3, 6072131), (13, 1401261), (39, 467087), (197, 92469), (591, 30823), (2371, 7683), (2561, 7113)]