20121212168

素因数分解:

$2^3\times {\mathrm{2803}}^1\times {\mathrm{897307}}^1$

素因数の和:900116

約数の個数: 16

約数和(自身を含む): 37740774480

約数和(自身を除く): 17619562312

約数列:

[1, 2, 4, 8, 2803, 5606, 11212, 22424, 897307, 1794614, 3589228, 7178456, 2515151521, 5030303042, 10060606084, 20121212168]

約数ペア:

[(1, 20121212168), (2, 10060606084), (4, 5030303042), (8, 2515151521), (2803, 7178456), (5606, 3589228), (11212, 1794614), (22424, 897307)]