19294561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 23242464

約数和(自身を除く): 3947903

約数列:

[1, 11, 13, 97, 107, 143, 169, 1067, 1177, 1261, 1391, 1859, 10379, 13871, 15301, 16393, 18083, 114169, 134927, 180323, 198913, 1484197, 1754051, 19294561]

約数ペア:

[(1, 19294561), (11, 1754051), (13, 1484197), (97, 198913), (107, 180323), (143, 134927), (169, 114169), (1067, 18083), (1177, 16393), (1261, 15301), (1391, 13871), (1859, 10379)]