20752292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4327}}^1$

素因数の和:4451

約数の個数: 24

約数和(自身を含む): 39990720

約数和(自身を除く): 19238428

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4327, 4796, 8654, 17308, 47597, 95194, 190388, 471643, 943286, 1886572, 5188073, 10376146, 20752292]

約数ペア:

[(1, 20752292), (2, 10376146), (4, 5188073), (11, 1886572), (22, 943286), (44, 471643), (109, 190388), (218, 95194), (436, 47597), (1199, 17308), (2398, 8654), (4327, 4796)]