204822416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{297707}}^1$

素因数の和:297758

約数の個数: 20

約数和(自身を含む): 406073712

約数和(自身を除く): 201251296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 297707, 595414, 1190828, 2381656, 4763312, 12801401, 25602802, 51205604, 102411208, 204822416]

約数ペア:

[(1, 204822416), (2, 102411208), (4, 51205604), (8, 25602802), (16, 12801401), (43, 4763312), (86, 2381656), (172, 1190828), (344, 595414), (688, 297707)]