71894416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{408491}}^1$

素因数の和:408510

約数の個数: 20

約数和(自身を含む): 151959024

約数和(自身を除く): 80064608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 408491, 816982, 1633964, 3267928, 4493401, 6535856, 8986802, 17973604, 35947208, 71894416]

約数ペア:

[(1, 71894416), (2, 35947208), (4, 17973604), (8, 8986802), (11, 6535856), (16, 4493401), (22, 3267928), (44, 1633964), (88, 816982), (176, 408491)]