12647168

素因数分解:

$2^8\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:532

約数の個数: 36

約数和(自身を含む): 25509120

約数和(自身を除く): 12861952

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 389, 508, 778, 1016, 1556, 2032, 3112, 4064, 6224, 8128, 12448, 16256, 24896, 32512, 49403, 49792, 98806, 99584, 197612, 395224, 790448, 1580896, 3161792, 6323584, 12647168]

約数ペア:

[(1, 12647168), (2, 6323584), (4, 3161792), (8, 1580896), (16, 790448), (32, 395224), (64, 197612), (127, 99584), (128, 98806), (254, 49792), (256, 49403), (389, 32512), (508, 24896), (778, 16256), (1016, 12448), (1556, 8128), (2032, 6224), (3112, 4064)]