20122720108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{264772633}}^1$

素因数の和:264772656

約数の個数: 12

約数和(自身を含む): 37068168760

約数和(自身を除く): 16945448652

約数列:

[1, 2, 4, 19, 38, 76, 264772633, 529545266, 1059090532, 5030680027, 10061360054, 20122720108]

約数ペア:

[(1, 20122720108), (2, 10061360054), (4, 5030680027), (19, 1059090532), (38, 529545266), (76, 264772633)]