20095929

素因数分解:

$3^2\times 7^2\times {\mathrm{45569}}^1$

素因数の和:45589

約数の個数: 18

約数和(自身を含む): 33767370

約数和(自身を除く): 13671441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 45569, 136707, 318983, 410121, 956949, 2232881, 2870847, 6698643, 20095929]

約数ペア:

[(1, 20095929), (3, 6698643), (7, 2870847), (9, 2232881), (21, 956949), (49, 410121), (63, 318983), (147, 136707), (441, 45569)]