20120804008

素因数分解:

$2^3\times {\mathrm{1811}}^1\times {\mathrm{1388791}}^1$

素因数の和:1390608

約数の個数: 16

約数和(自身を含む): 37747366560

約数和(自身を除く): 17626562552

約数列:

[1, 2, 4, 8, 1811, 3622, 7244, 14488, 1388791, 2777582, 5555164, 11110328, 2515100501, 5030201002, 10060402004, 20120804008]

約数ペア:

[(1, 20120804008), (2, 10060402004), (4, 5030201002), (8, 2515100501), (1811, 11110328), (3622, 5555164), (7244, 2777582), (14488, 1388791)]