18566091

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 29882160

約数和(自身を除く): 11316069

約数列:

[1, 3, 9, 17, 27, 51, 81, 97, 139, 153, 291, 417, 459, 873, 1251, 1377, 1649, 2363, 2619, 3753, 4947, 7089, 7857, 11259, 13483, 14841, 21267, 40449, 44523, 63801, 121347, 133569, 191403, 229211, 364041, 687633, 1092123, 2062899, 6188697, 18566091]

約数ペア:

[(1, 18566091), (3, 6188697), (9, 2062899), (17, 1092123), (27, 687633), (51, 364041), (81, 229211), (97, 191403), (139, 133569), (153, 121347), (291, 63801), (417, 44523), (459, 40449), (873, 21267), (1251, 14841), (1377, 13483), (1649, 11259), (2363, 7857), (2619, 7089), (3753, 4947)]