18481023

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 12968577

約数列:

[1, 3, 9, 11, 17, 33, 51, 79, 99, 139, 153, 187, 237, 417, 561, 711, 869, 1251, 1343, 1529, 1683, 2363, 2607, 4029, 4587, 7089, 7821, 10981, 12087, 13761, 14773, 21267, 25993, 32943, 44319, 77979, 98829, 120791, 132957, 186677, 233937, 362373, 560031, 1087119, 1680093, 2053447, 6160341, 18481023]

約数ペア:

[(1, 18481023), (3, 6160341), (9, 2053447), (11, 1680093), (17, 1087119), (33, 560031), (51, 362373), (79, 233937), (99, 186677), (139, 132957), (153, 120791), (187, 98829), (237, 77979), (417, 44319), (561, 32943), (711, 25993), (869, 21267), (1251, 14773), (1343, 13761), (1529, 12087), (1683, 10981), (2363, 7821), (2607, 7089), (4029, 4587)]