17631513

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2118

約数の個数: 20

約数和(自身を含む): 26593380

約数和(自身を除く): 8961867

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 1997, 2943, 5991, 8829, 17973, 53919, 161757, 217673, 653019, 1959057, 5877171, 17631513]

約数ペア:

[(1, 17631513), (3, 5877171), (9, 1959057), (27, 653019), (81, 217673), (109, 161757), (327, 53919), (981, 17973), (1997, 8829), (2943, 5991)]