20483866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13989734

約数列:

[1, 2, 13, 26, 37, 74, 107, 199, 214, 398, 481, 962, 1391, 2587, 2782, 3959, 5174, 7363, 7918, 14726, 21293, 42586, 51467, 95719, 102934, 191438, 276809, 553618, 787841, 1575682, 10241933, 20483866]

約数ペア:

[(1, 20483866), (2, 10241933), (13, 1575682), (26, 787841), (37, 553618), (74, 276809), (107, 191438), (199, 102934), (214, 95719), (398, 51467), (481, 42586), (962, 21293), (1391, 14726), (2587, 7918), (2782, 7363), (3959, 5174)]