28624412

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 54214776

約数和(自身を除く): 25590364

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 361, 461, 722, 817, 922, 1444, 1634, 1844, 3268, 8759, 15523, 17518, 19823, 31046, 35036, 39646, 62092, 79292, 166421, 332842, 376637, 665684, 753274, 1506548, 7156103, 14312206, 28624412]

約数ペア:

[(1, 28624412), (2, 14312206), (4, 7156103), (19, 1506548), (38, 753274), (43, 665684), (76, 376637), (86, 332842), (172, 166421), (361, 79292), (461, 62092), (722, 39646), (817, 35036), (922, 31046), (1444, 19823), (1634, 17518), (1844, 15523), (3268, 8759)]