28409888048

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61228207}}^1$

素因数の和:61228244

約数の個数: 20

約数和(自身を含む): 56942233440

約数和(自身を除く): 28532345392

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 61228207, 122456414, 244912828, 489825656, 979651312, 1775618003, 3551236006, 7102472012, 14204944024, 28409888048]

約数ペア:

[(1, 28409888048), (2, 14204944024), (4, 7102472012), (8, 3551236006), (16, 1775618003), (29, 979651312), (58, 489825656), (116, 244912828), (232, 122456414), (464, 61228207)]