208086992

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 411060000

約数和(自身を除く): 202973008

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 389, 499, 536, 778, 998, 1072, 1556, 1996, 3112, 3992, 6224, 7984, 26063, 33433, 52126, 66866, 104252, 133732, 194111, 208504, 267464, 388222, 417008, 534928, 776444, 1552888, 3105776, 13005437, 26010874, 52021748, 104043496, 208086992]

約数ペア:

[(1, 208086992), (2, 104043496), (4, 52021748), (8, 26010874), (16, 13005437), (67, 3105776), (134, 1552888), (268, 776444), (389, 534928), (499, 417008), (536, 388222), (778, 267464), (998, 208504), (1072, 194111), (1556, 133732), (1996, 104252), (3112, 66866), (3992, 52126), (6224, 33433), (7984, 26063)]