20736298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6781}}^1$

素因数の和:6933

約数の個数: 16

約数和(自身を含む): 34181280

約数和(自身を除く): 13444982

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6781, 13562, 74591, 149182, 942559, 1885118, 10368149, 20736298]

約数ペア:

[(1, 20736298), (2, 10368149), (11, 1885118), (22, 942559), (139, 149182), (278, 74591), (1529, 13562), (3058, 6781)]