20976769

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 23485824

約数和(自身を除く): 2509055

約数列:

[1, 11, 73, 151, 173, 803, 1661, 1903, 11023, 12629, 26123, 121253, 138919, 287353, 1906979, 20976769]

約数ペア:

[(1, 20976769), (11, 1906979), (73, 287353), (151, 138919), (173, 121253), (803, 26123), (1661, 12629), (1903, 11023)]