18851001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5431}}^1$

素因数の和:5536

約数の個数: 16

約数和(自身を含む): 27377280

約数和(自身を除く): 8526279

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 5431, 16293, 70603, 211809, 483359, 1450077, 6283667, 18851001]

約数ペア:

[(1, 18851001), (3, 6283667), (13, 1450077), (39, 483359), (89, 211809), (267, 70603), (1157, 16293), (3471, 5431)]