20757134

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 31850496

約数和(自身を除く): 11093362

約数列:

[1, 2, 71, 127, 142, 254, 1151, 2302, 9017, 18034, 81721, 146177, 163442, 292354, 10378567, 20757134]

約数ペア:

[(1, 20757134), (2, 10378567), (71, 292354), (127, 163442), (142, 146177), (254, 81721), (1151, 18034), (2302, 9017)]