20871251758

素因数分解:

$2^1\times 7^1\times {\mathrm{11047}}^1\times {\mathrm{134951}}^1$

素因数の和:146007

約数の個数: 16

約数和(自身を含む): 35782792704

約数和(自身を除く): 14911540946

約数列:

[1, 2, 7, 14, 11047, 22094, 77329, 134951, 154658, 269902, 944657, 1889314, 1490803697, 2981607394, 10435625879, 20871251758]

約数ペア:

[(1, 20871251758), (2, 10435625879), (7, 2981607394), (14, 1490803697), (11047, 1889314), (22094, 944657), (77329, 269902), (134951, 154658)]