20512120664

素因数分解:

$2^3\times 7^1\times {\mathrm{366287869}}^1$

素因数の和:366287882

約数の個数: 16

約数和(自身を含む): 43954544400

約数和(自身を除く): 23442423736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 366287869, 732575738, 1465151476, 2564015083, 2930302952, 5128030166, 10256060332, 20512120664]

約数ペア:

[(1, 20512120664), (2, 10256060332), (4, 5128030166), (7, 2930302952), (8, 2564015083), (14, 1465151476), (28, 732575738), (56, 366287869)]