20566273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1171}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 25465216

約数和(自身を除く): 4898943

約数列:

[1, 7, 13, 91, 193, 1171, 1351, 2509, 8197, 15223, 17563, 106561, 226003, 1582021, 2938039, 20566273]

約数ペア:

[(1, 20566273), (7, 2938039), (13, 1582021), (91, 226003), (193, 106561), (1171, 17563), (1351, 15223), (2509, 8197)]