20542588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 41803776

約数和(自身を除く): 21261188

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 53, 92, 106, 212, 253, 383, 506, 583, 766, 1012, 1166, 1219, 1532, 2332, 2438, 4213, 4876, 8426, 8809, 13409, 16852, 17618, 20299, 26818, 35236, 40598, 53636, 81196, 96899, 193798, 223289, 387596, 446578, 466877, 893156, 933754, 1867508, 5135647, 10271294, 20542588]

約数ペア:

[(1, 20542588), (2, 10271294), (4, 5135647), (11, 1867508), (22, 933754), (23, 893156), (44, 466877), (46, 446578), (53, 387596), (92, 223289), (106, 193798), (212, 96899), (253, 81196), (383, 53636), (506, 40598), (583, 35236), (766, 26818), (1012, 20299), (1166, 17618), (1219, 16852), (1532, 13409), (2332, 8809), (2438, 8426), (4213, 4876)]