18966933

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{9623}}^1$

素因数の和:9705

約数の個数: 16

約数和(自身を含む): 28487040

約数和(自身を除く): 9520107

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 9623, 28869, 86607, 259821, 702479, 2107437, 6322311, 18966933]

約数ペア:

[(1, 18966933), (3, 6322311), (9, 2107437), (27, 702479), (73, 259821), (219, 86607), (657, 28869), (1971, 9623)]