20625506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4759}}^1$

素因数の和:4969

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 13303774

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4759, 9518, 52349, 104698, 937523, 1875046, 10312753, 20625506]

約数ペア:

[(1, 20625506), (2, 10312753), (11, 1875046), (22, 937523), (197, 104698), (394, 52349), (2167, 9518), (4334, 4759)]