20440812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243343}}^1$

素因数の和:243357

約数の個数: 24

約数和(自身を含む): 54509056

約数和(自身を除く): 34068244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243343, 486686, 730029, 973372, 1460058, 1703401, 2920116, 3406802, 5110203, 6813604, 10220406, 20440812]

約数ペア:

[(1, 20440812), (2, 10220406), (3, 6813604), (4, 5110203), (6, 3406802), (7, 2920116), (12, 1703401), (14, 1460058), (21, 973372), (28, 730029), (42, 486686), (84, 243343)]