20534426

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1678

約数の個数: 24

約数和(自身を含む): 34516692

約数和(自身を除く): 13982266

約数列:

[1, 2, 11, 22, 53, 106, 121, 242, 583, 1166, 1601, 3202, 6413, 12826, 17611, 35222, 84853, 169706, 193721, 387442, 933383, 1866766, 10267213, 20534426]

約数ペア:

[(1, 20534426), (2, 10267213), (11, 1866766), (22, 933383), (53, 387442), (106, 193721), (121, 169706), (242, 84853), (583, 35222), (1166, 17611), (1601, 12826), (3202, 6413)]