20574442

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39719}}^1$

素因数の和:39765

約数の個数: 16

約数和(自身を含む): 36224640

約数和(自身を除く): 15650198

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39719, 79438, 278033, 556066, 1469603, 2939206, 10287221, 20574442]

約数ペア:

[(1, 20574442), (2, 10287221), (7, 2939206), (14, 1469603), (37, 556066), (74, 278033), (259, 79438), (518, 39719)]