19481913

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 30846816

約数和(自身を除く): 11364903

約数列:

[1, 3, 9, 11, 33, 99, 307, 641, 921, 1923, 2763, 3377, 5769, 7051, 10131, 21153, 30393, 63459, 196787, 590361, 1771083, 2164657, 6493971, 19481913]

約数ペア:

[(1, 19481913), (3, 6493971), (9, 2164657), (11, 1771083), (33, 590361), (99, 196787), (307, 63459), (641, 30393), (921, 21153), (1923, 10131), (2763, 7051), (3377, 5769)]