20552884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1861}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 39414816

約数和(自身を除く): 18861932

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 1861, 2761, 3722, 5522, 7444, 11044, 20471, 40942, 81884, 467111, 934222, 1868444, 5138221, 10276442, 20552884]

約数ペア:

[(1, 20552884), (2, 10276442), (4, 5138221), (11, 1868444), (22, 934222), (44, 467111), (251, 81884), (502, 40942), (1004, 20471), (1861, 11044), (2761, 7444), (3722, 5522)]