219745744

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{126001}}^1$

素因数の和:126118

約数の個数: 20

約数和(自身を含む): 429666820

約数和(自身を除く): 209921076

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 126001, 252002, 504004, 1008008, 2016016, 13734109, 27468218, 54936436, 109872872, 219745744]

約数ペア:

[(1, 219745744), (2, 109872872), (4, 54936436), (8, 27468218), (16, 13734109), (109, 2016016), (218, 1008008), (436, 504004), (872, 252002), (1744, 126001)]