20731156768

素因数分解:

$2^5\times 7^2\times {\mathrm{13221401}}^1$

素因数の和:13221425

約数の個数: 36

約数和(自身を含む): 47478054582

約数和(自身を除く): 26746897814

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13221401, 26442802, 52885604, 92549807, 105771208, 185099614, 211542416, 370199228, 423084832, 647848649, 740398456, 1295697298, 1480796912, 2591394596, 2961593824, 5182789192, 10365578384, 20731156768]

約数ペア:

[(1, 20731156768), (2, 10365578384), (4, 5182789192), (7, 2961593824), (8, 2591394596), (14, 1480796912), (16, 1295697298), (28, 740398456), (32, 647848649), (49, 423084832), (56, 370199228), (98, 211542416), (112, 185099614), (196, 105771208), (224, 92549807), (392, 52885604), (784, 26442802), (1568, 13221401)]