20499208

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{4153}}^1$

素因数の和:4776

約数の個数: 16

約数和(自身を含む): 38507580

約数和(自身を除く): 18008372

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4153, 4936, 8306, 16612, 33224, 2562401, 5124802, 10249604, 20499208]

約数ペア:

[(1, 20499208), (2, 10249604), (4, 5124802), (8, 2562401), (617, 33224), (1234, 16612), (2468, 8306), (4153, 4936)]