17980493874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{428106997}}^1$

素因数の和:428107009

約数の個数: 16

約数和(自身を含む): 41098271808

約数和(自身を除く): 23117777934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 428106997, 856213994, 1284320991, 2568641982, 2996748979, 5993497958, 8990246937, 17980493874]

約数ペア:

[(1, 17980493874), (2, 8990246937), (3, 5993497958), (6, 2996748979), (7, 2568641982), (14, 1284320991), (21, 856213994), (42, 428106997)]