19400339

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2939}}^1$

素因数の和:3010

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 4307821

約数列:

[1, 7, 23, 41, 161, 287, 943, 2939, 6601, 20573, 67597, 120499, 473179, 843493, 2771477, 19400339]

約数ペア:

[(1, 19400339), (7, 2771477), (23, 843493), (41, 473179), (161, 120499), (287, 67597), (943, 20573), (2939, 6601)]