20531024

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{2521}}^1$

素因数の和:3038

約数の個数: 20

約数和(自身を含む): 39872820

約数和(自身を除く): 19341796

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 2521, 4072, 5042, 8144, 10084, 20168, 40336, 1283189, 2566378, 5132756, 10265512, 20531024]

約数ペア:

[(1, 20531024), (2, 10265512), (4, 5132756), (8, 2566378), (16, 1283189), (509, 40336), (1018, 20168), (2036, 10084), (2521, 8144), (4072, 5042)]