20095576

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 18823304

約数列:

[1, 2, 4, 8, 41, 82, 164, 197, 311, 328, 394, 622, 788, 1244, 1576, 2488, 8077, 12751, 16154, 25502, 32308, 51004, 61267, 64616, 102008, 122534, 245068, 490136, 2511947, 5023894, 10047788, 20095576]

約数ペア:

[(1, 20095576), (2, 10047788), (4, 5023894), (8, 2511947), (41, 490136), (82, 245068), (164, 122534), (197, 102008), (311, 64616), (328, 61267), (394, 51004), (622, 32308), (788, 25502), (1244, 16154), (1576, 12751), (2488, 8077)]