20172903947

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{258949}}^1$

素因数の和:259346

約数の個数: 16

約数和(自身を含む): 23864832000

約数和(自身を除く): 3691928053

約数列:

[1, 7, 31, 217, 359, 2513, 11129, 77903, 258949, 1812643, 8027419, 56191933, 92962691, 650738837, 2881843421, 20172903947]

約数ペア:

[(1, 20172903947), (7, 2881843421), (31, 650738837), (217, 92962691), (359, 56191933), (2513, 8027419), (11129, 1812643), (77903, 258949)]