20900044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{1097}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 40028688

約数和(自身を除く): 19128644

約数列:

[1, 2, 4, 11, 22, 44, 433, 866, 1097, 1732, 2194, 4388, 4763, 9526, 12067, 19052, 24134, 48268, 475001, 950002, 1900004, 5225011, 10450022, 20900044]

約数ペア:

[(1, 20900044), (2, 10450022), (4, 5225011), (11, 1900004), (22, 950002), (44, 475001), (433, 48268), (866, 24134), (1097, 19052), (1732, 12067), (2194, 9526), (4388, 4763)]