18245331

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17327}}^1$

素因数の和:17352

約数の個数: 20

約数和(自身を含む): 29353632

約数和(自身を除く): 11108301

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17327, 51981, 155943, 225251, 467829, 675753, 1403487, 2027259, 6081777, 18245331]

約数ペア:

[(1, 18245331), (3, 6081777), (9, 2027259), (13, 1403487), (27, 675753), (39, 467829), (81, 225251), (117, 155943), (351, 51981), (1053, 17327)]