20680656

素因数分解:

$2^4\times 3^1\times {\mathrm{430847}}^1$

素因数の和:430858

約数の個数: 20

約数和(自身を含む): 53425152

約数和(自身を除く): 32744496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 430847, 861694, 1292541, 1723388, 2585082, 3446776, 5170164, 6893552, 10340328, 20680656]

約数ペア:

[(1, 20680656), (2, 10340328), (3, 6893552), (4, 5170164), (6, 3446776), (8, 2585082), (12, 1723388), (16, 1292541), (24, 861694), (48, 430847)]