20758856

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{24251}}^1$

素因数の和:24364

約数の個数: 16

約数和(自身を含む): 39288240

約数和(自身を除く): 18529384

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 24251, 48502, 97004, 194008, 2594857, 5189714, 10379428, 20758856]

約数ペア:

[(1, 20758856), (2, 10379428), (4, 5189714), (8, 2594857), (107, 194008), (214, 97004), (428, 48502), (856, 24251)]