12778896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20479}}^1$

素因数の和:20503

約数の個数: 40

約数和(自身を含む): 35553280

約数和(自身を除く): 22774384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 20479, 40958, 61437, 81916, 122874, 163832, 245748, 266227, 327664, 491496, 532454, 798681, 982992, 1064908, 1597362, 2129816, 3194724, 4259632, 6389448, 12778896]

約数ペア:

[(1, 12778896), (2, 6389448), (3, 4259632), (4, 3194724), (6, 2129816), (8, 1597362), (12, 1064908), (13, 982992), (16, 798681), (24, 532454), (26, 491496), (39, 327664), (48, 266227), (52, 245748), (78, 163832), (104, 122874), (156, 81916), (208, 61437), (312, 40958), (624, 20479)]