84678416

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{20593}}^1$

素因数の和:20858

約数の個数: 20

約数和(自身を含む): 164710812

約数和(自身を除く): 80032396

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 20593, 41186, 82372, 164744, 329488, 5292401, 10584802, 21169604, 42339208, 84678416]

約数ペア:

[(1, 84678416), (2, 42339208), (4, 21169604), (8, 10584802), (16, 5292401), (257, 329488), (514, 164744), (1028, 82372), (2056, 41186), (4112, 20593)]