20869739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 23901696

約数和(自身を除く): 3031957

約数列:

[1, 11, 37, 47, 407, 517, 1091, 1739, 12001, 19129, 40367, 51277, 444037, 564047, 1897249, 20869739]

約数ペア:

[(1, 20869739), (11, 1897249), (37, 564047), (47, 444037), (407, 51277), (517, 40367), (1091, 19129), (1739, 12001)]