2091568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2212

約数の個数: 20

約数和(自身を含む): 4120768

約数和(自身を除く): 2029200

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2143, 4286, 8572, 17144, 34288, 130723, 261446, 522892, 1045784, 2091568]

約数ペア:

[(1, 2091568), (2, 1045784), (4, 522892), (8, 261446), (16, 130723), (61, 34288), (122, 17144), (244, 8572), (488, 4286), (976, 2143)]