18519273

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{4483}}^1$

素因数の和:4515

約数の個数: 24

約数和(自身を含む): 29379168

約数和(自身を除く): 10859895

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 4483, 13449, 40347, 76211, 121041, 228633, 363123, 685899, 1089369, 2057697, 6173091, 18519273]

約数ペア:

[(1, 18519273), (3, 6173091), (9, 2057697), (17, 1089369), (27, 685899), (51, 363123), (81, 228633), (153, 121041), (243, 76211), (459, 40347), (1377, 13449), (4131, 4483)]