20759684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1741}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 39801216

約数和(自身を除く): 19041532

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 1741, 2981, 3482, 5962, 6964, 11924, 19151, 38302, 76604, 471811, 943622, 1887244, 5189921, 10379842, 20759684]

約数ペア:

[(1, 20759684), (2, 10379842), (4, 5189921), (11, 1887244), (22, 943622), (44, 471811), (271, 76604), (542, 38302), (1084, 19151), (1741, 11924), (2981, 6964), (3482, 5962)]