19152063

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2789}}^1$

素因数の和:2911

約数の個数: 24

約数和(自身を含む): 31917600

約数和(自身を除く): 12765537

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 2789, 6867, 8367, 19523, 25101, 58569, 175707, 304001, 912003, 2128007, 2736009, 6384021, 19152063]

約数ペア:

[(1, 19152063), (3, 6384021), (7, 2736009), (9, 2128007), (21, 912003), (63, 304001), (109, 175707), (327, 58569), (763, 25101), (981, 19523), (2289, 8367), (2789, 6867)]