20543656

素因数分解:

$2^3\times 7^1\times {\mathrm{366851}}^1$

素因数の和:366864

約数の個数: 16

約数和(自身を含む): 44022240

約数和(自身を除く): 23478584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 366851, 733702, 1467404, 2567957, 2934808, 5135914, 10271828, 20543656]

約数ペア:

[(1, 20543656), (2, 10271828), (4, 5135914), (7, 2934808), (8, 2567957), (14, 1467404), (28, 733702), (56, 366851)]