20051768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9907}}^1$

素因数の和:9947

約数の個数: 32

約数和(自身を含む): 42802560

約数和(自身を除く): 22750792

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 9907, 19814, 39628, 79256, 108977, 217954, 227861, 435908, 455722, 871816, 911444, 1822888, 2506471, 5012942, 10025884, 20051768]

約数ペア:

[(1, 20051768), (2, 10025884), (4, 5012942), (8, 2506471), (11, 1822888), (22, 911444), (23, 871816), (44, 455722), (46, 435908), (88, 227861), (92, 217954), (184, 108977), (253, 79256), (506, 39628), (1012, 19814), (2024, 9907)]