207966544571

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1231}}^1\times {\mathrm{20347}}^1$

素因数の和:21639

約数の個数: 24

約数和(自身を含む): 229228521984

約数和(自身を除く): 21261977413

約数列:

[1, 19, 23, 361, 437, 1231, 8303, 20347, 23389, 28313, 386593, 444391, 467981, 537947, 7345267, 8891639, 10220993, 25047157, 168941141, 475895983, 576084611, 9042023677, 10945607609, 207966544571]

約数ペア:

[(1, 207966544571), (19, 10945607609), (23, 9042023677), (361, 576084611), (437, 475895983), (1231, 168941141), (8303, 25047157), (20347, 10220993), (23389, 8891639), (28313, 7345267), (386593, 537947), (444391, 467981)]