20683256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 44528400

約数和(自身を除く): 23845144

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 121, 184, 242, 253, 484, 506, 929, 968, 1012, 1858, 2024, 2783, 3716, 5566, 7432, 10219, 11132, 20438, 21367, 22264, 40876, 42734, 81752, 85468, 112409, 170936, 224818, 235037, 449636, 470074, 899272, 940148, 1880296, 2585407, 5170814, 10341628, 20683256]

約数ペア:

[(1, 20683256), (2, 10341628), (4, 5170814), (8, 2585407), (11, 1880296), (22, 940148), (23, 899272), (44, 470074), (46, 449636), (88, 235037), (92, 224818), (121, 170936), (184, 112409), (242, 85468), (253, 81752), (484, 42734), (506, 40876), (929, 22264), (968, 21367), (1012, 20438), (1858, 11132), (2024, 10219), (2783, 7432), (3716, 5566)]