20512057149

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{2719}}^1\times {\mathrm{49307}}^1$

素因数の和:52049

約数の個数: 24

約数和(自身を含む): 31383555840

約数和(自身を除く): 10871498691

約数列:

[1, 3, 9, 17, 51, 153, 2719, 8157, 24471, 46223, 49307, 138669, 147921, 416007, 443763, 838219, 2514657, 7543971, 134065733, 402197199, 1206591597, 2279117461, 6837352383, 20512057149]

約数ペア:

[(1, 20512057149), (3, 6837352383), (9, 2279117461), (17, 1206591597), (51, 402197199), (153, 134065733), (2719, 7543971), (8157, 2514657), (24471, 838219), (46223, 443763), (49307, 416007), (138669, 147921)]