2004105427

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 2219857920

約数和(自身を除く): 215752493

約数列:

[1, 19, 47, 71, 73, 433, 893, 1349, 1387, 3337, 3431, 5183, 8227, 20351, 30743, 31609, 63403, 65189, 98477, 243601, 386669, 584117, 600571, 1444921, 1485623, 2244239, 4628419, 27453499, 28226837, 42640541, 105479233, 2004105427]

約数ペア:

[(1, 2004105427), (19, 105479233), (47, 42640541), (71, 28226837), (73, 27453499), (433, 4628419), (893, 2244239), (1349, 1485623), (1387, 1444921), (3337, 600571), (3431, 584117), (5183, 386669), (8227, 243601), (20351, 98477), (30743, 65189), (31609, 63403)]