20508408

素因数分解:

$2^3\times 3^2\times {\mathrm{284839}}^1$

素因数の和:284851

約数の個数: 24

約数和(自身を含む): 55543800

約数和(自身を除く): 35035392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284839, 569678, 854517, 1139356, 1709034, 2278712, 2563551, 3418068, 5127102, 6836136, 10254204, 20508408]

約数ペア:

[(1, 20508408), (2, 10254204), (3, 6836136), (4, 5127102), (6, 3418068), (8, 2563551), (9, 2278712), (12, 1709034), (18, 1139356), (24, 854517), (36, 569678), (72, 284839)]