18533043

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 30091248

約数和(自身を除く): 11558205

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 313, 387, 459, 731, 939, 1161, 1377, 2193, 2817, 3483, 5321, 6579, 8451, 13459, 15963, 19737, 25353, 40377, 47889, 59211, 121131, 143667, 228803, 363393, 431001, 686409, 1090179, 2059227, 6177681, 18533043]

約数ペア:

[(1, 18533043), (3, 6177681), (9, 2059227), (17, 1090179), (27, 686409), (43, 431001), (51, 363393), (81, 228803), (129, 143667), (153, 121131), (313, 59211), (387, 47889), (459, 40377), (731, 25353), (939, 19737), (1161, 15963), (1377, 13459), (2193, 8451), (2817, 6579), (3483, 5321)]