18875763

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1153}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 29163888

約数和(自身を除く): 10288125

約数列:

[1, 3, 9, 17, 51, 107, 153, 321, 963, 1153, 1819, 3459, 5457, 10377, 16371, 19601, 58803, 123371, 176409, 370113, 1110339, 2097307, 6291921, 18875763]

約数ペア:

[(1, 18875763), (3, 6291921), (9, 2097307), (17, 1110339), (51, 370113), (107, 176409), (153, 123371), (321, 58803), (963, 19601), (1153, 16371), (1819, 10377), (3459, 5457)]