320390416

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{24691}}^1$

素因数の和:25510

約数の個数: 20

約数和(自身を含む): 621547024

約数和(自身を除く): 301156608

約数列:

[1, 2, 4, 8, 16, 811, 1622, 3244, 6488, 12976, 24691, 49382, 98764, 197528, 395056, 20024401, 40048802, 80097604, 160195208, 320390416]

約数ペア:

[(1, 320390416), (2, 160195208), (4, 80097604), (8, 40048802), (16, 20024401), (811, 395056), (1622, 197528), (3244, 98764), (6488, 49382), (12976, 24691)]