19609629

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 28859040

約数和(自身を除く): 9249411

約数列:

[1, 3, 13, 39, 53, 159, 179, 537, 689, 2067, 2327, 2809, 6981, 8427, 9487, 28461, 36517, 109551, 123331, 369993, 502811, 1508433, 6536543, 19609629]

約数ペア:

[(1, 19609629), (3, 6536543), (13, 1508433), (39, 502811), (53, 369993), (159, 123331), (179, 109551), (537, 36517), (689, 28461), (2067, 9487), (2327, 8427), (2809, 6981)]