20845874

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5749}}^1$

素因数の和:5802

約数の個数: 24

約数和(自身を含む): 37363500

約数和(自身を除く): 16517626

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5749, 11498, 40243, 80486, 212713, 281701, 425426, 563402, 1488991, 2977982, 10422937, 20845874]

約数ペア:

[(1, 20845874), (2, 10422937), (7, 2977982), (14, 1488991), (37, 563402), (49, 425426), (74, 281701), (98, 212713), (259, 80486), (518, 40243), (1813, 11498), (3626, 5749)]