18518049

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11003}}^1$

素因数の和:11037

約数の個数: 24

約数和(自身を含む): 30899232

約数和(自身を除く): 12381183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11003, 33009, 99027, 121033, 187051, 363099, 561153, 1089297, 1683459, 2057561, 6172683, 18518049]

約数ペア:

[(1, 18518049), (3, 6172683), (9, 2057561), (11, 1683459), (17, 1089297), (33, 561153), (51, 363099), (99, 187051), (153, 121033), (187, 99027), (561, 33009), (1683, 11003)]