20778128591

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{52147}}^1$

素因数の和:52295

約数の個数: 24

約数和(自身を含む): 23720039280

約数和(自身を除く): 2941910689

約数列:

[1, 11, 37, 89, 121, 407, 979, 3293, 4477, 10769, 36223, 52147, 398453, 573617, 1929439, 4641083, 6309787, 21223829, 51051913, 171720071, 233462119, 561571043, 1888920781, 20778128591]

約数ペア:

[(1, 20778128591), (11, 1888920781), (37, 561571043), (89, 233462119), (121, 171720071), (407, 51051913), (979, 21223829), (3293, 6309787), (4477, 4641083), (10769, 1929439), (36223, 573617), (52147, 398453)]