20121490184

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{12639127}}^1$

素因数の和:12639332

約数の個数: 16

約数和(自身を含む): 37917384000

約数和(自身を除く): 17795893816

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 12639127, 25278254, 50556508, 101113016, 2515186273, 5030372546, 10060745092, 20121490184]

約数ペア:

[(1, 20121490184), (2, 10060745092), (4, 5030372546), (8, 2515186273), (199, 101113016), (398, 50556508), (796, 25278254), (1592, 12639127)]