208988891998

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{14797}}^1\times {\mathrm{105401}}^1$

素因数の和:120267

約数の個数: 16

約数和(自身を含む): 318186714384

約数和(自身を除く): 109197822386

約数列:

[1, 2, 67, 134, 14797, 29594, 105401, 210802, 991399, 1982798, 7061867, 14123734, 1559618597, 3119237194, 104494445999, 208988891998]

約数ペア:

[(1, 208988891998), (2, 104494445999), (67, 3119237194), (134, 1559618597), (14797, 14123734), (29594, 7061867), (105401, 1982798), (210802, 991399)]