20120872

素因数分解:

$2^3\times {\mathrm{541}}^1\times {\mathrm{4649}}^1$

素因数の和:5196

約数の個数: 16

約数和(自身を含む): 37804500

約数和(自身を除く): 17683628

約数列:

[1, 2, 4, 8, 541, 1082, 2164, 4328, 4649, 9298, 18596, 37192, 2515109, 5030218, 10060436, 20120872]

約数ペア:

[(1, 20120872), (2, 10060436), (4, 5030218), (8, 2515109), (541, 37192), (1082, 18596), (2164, 9298), (4328, 4649)]