19773693

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{4493}}^1$

素因数の和:4665

約数の個数: 16

約数和(自身を含む): 29480640

約数和(自身を除く): 9706947

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 4493, 13479, 40437, 121311, 732359, 2197077, 6591231, 19773693]

約数ペア:

[(1, 19773693), (3, 6591231), (9, 2197077), (27, 732359), (163, 121311), (489, 40437), (1467, 13479), (4401, 4493)]