19619243008

素因数分解:

$2^{10}\times {\mathrm{389}}^1\times {\mathrm{49253}}^1$

素因数の和:49662

約数の個数: 44

約数和(自身を含む): 39320945820

約数和(自身を除く): 19701702812

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 389, 512, 778, 1024, 1556, 3112, 6224, 12448, 24896, 49253, 49792, 98506, 99584, 197012, 199168, 394024, 398336, 788048, 1576096, 3152192, 6304384, 12608768, 19159417, 25217536, 38318834, 50435072, 76637668, 153275336, 306550672, 613101344, 1226202688, 2452405376, 4904810752, 9809621504, 19619243008]

約数ペア:

[(1, 19619243008), (2, 9809621504), (4, 4904810752), (8, 2452405376), (16, 1226202688), (32, 613101344), (64, 306550672), (128, 153275336), (256, 76637668), (389, 50435072), (512, 38318834), (778, 25217536), (1024, 19159417), (1556, 12608768), (3112, 6304384), (6224, 3152192), (12448, 1576096), (24896, 788048), (49253, 398336), (49792, 394024), (98506, 199168), (99584, 197012)]