20439006

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{486643}}^1$

素因数の和:486655

約数の個数: 16

約数和(自身を含む): 46717824

約数和(自身を除く): 26278818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 486643, 973286, 1459929, 2919858, 3406501, 6813002, 10219503, 20439006]

約数ペア:

[(1, 20439006), (2, 10219503), (3, 6813002), (6, 3406501), (7, 2919858), (14, 1459929), (21, 973286), (42, 486643)]