18481203

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17551}}^1$

素因数の和:17576

約数の個数: 20

約数和(自身を含む): 29733088

約数和(自身を除く): 11251885

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17551, 52653, 157959, 228163, 473877, 684489, 1421631, 2053467, 6160401, 18481203]

約数ペア:

[(1, 18481203), (3, 6160401), (9, 2053467), (13, 1421631), (27, 684489), (39, 473877), (81, 228163), (117, 157959), (351, 52653), (1053, 17551)]