20998595708

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{1811}}^1\times {\mathrm{39709}}^1$

素因数の和:41597

約数の個数: 24

約数和(自身を含む): 37272441360

約数和(自身を除く): 16273845652

約数列:

[1, 2, 4, 73, 146, 292, 1811, 3622, 7244, 39709, 79418, 132203, 158836, 264406, 528812, 2898757, 5797514, 11595028, 71912999, 143825998, 287651996, 5249648927, 10499297854, 20998595708]

約数ペア:

[(1, 20998595708), (2, 10499297854), (4, 5249648927), (73, 287651996), (146, 143825998), (292, 71912999), (1811, 11595028), (3622, 5797514), (7244, 2898757), (39709, 528812), (79418, 264406), (132203, 158836)]