9920232008

素因数分解:

$2^3\times {\mathrm{2609}}^1\times {\mathrm{475289}}^1$

素因数の和:477904

約数の個数: 16

約数和(自身を含む): 18607603500

約数和(自身を除く): 8687371492

約数列:

[1, 2, 4, 8, 2609, 5218, 10436, 20872, 475289, 950578, 1901156, 3802312, 1240029001, 2480058002, 4960116004, 9920232008]

約数ペア:

[(1, 9920232008), (2, 4960116004), (4, 2480058002), (8, 1240029001), (2609, 3802312), (5218, 1901156), (10436, 950578), (20872, 475289)]