20177220539

素因数分解:

$7^2\times {\mathrm{1951}}^1\times {\mathrm{211061}}^1$

素因数の和:213026

約数の個数: 12

約数和(自身を含む): 23483602368

約数和(自身を除く): 3306381829

約数列:

[1, 7, 49, 1951, 13657, 95599, 211061, 1477427, 10341989, 411780011, 2882460077, 20177220539]

約数ペア:

[(1, 20177220539), (7, 2882460077), (49, 411780011), (1951, 10341989), (13657, 1477427), (95599, 211061)]