1520641778

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1\times {\mathrm{9439}}^1$

素因数の和:10289

約数の個数: 16

約数和(自身を含む): 2305248000

約数和(自身を除く): 784606222

約数列:

[1, 2, 109, 218, 739, 1478, 9439, 18878, 80551, 161102, 1028851, 2057702, 6975421, 13950842, 760320889, 1520641778]

約数ペア:

[(1, 1520641778), (2, 760320889), (109, 13950842), (218, 6975421), (739, 2057702), (1478, 1028851), (9439, 161102), (18878, 80551)]