208293884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{6701}}^1$

素因数の和:7133

約数の個数: 24

約数和(自身を含む): 384694800

約数和(自身を除く): 176400916

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 6701, 7771, 13402, 15542, 26804, 31084, 127319, 254638, 509276, 2740709, 5481418, 10962836, 52073471, 104146942, 208293884]

約数ペア:

[(1, 208293884), (2, 104146942), (4, 52073471), (19, 10962836), (38, 5481418), (76, 2740709), (409, 509276), (818, 254638), (1636, 127319), (6701, 31084), (7771, 26804), (13402, 15542)]