205121984

素因数分解:

$2^6\times {\mathrm{1613}}^1\times {\mathrm{1987}}^1$

素因数の和:3612

約数の個数: 28

約数和(自身を含む): 407496264

約数和(自身を除く): 202374280

約数列:

[1, 2, 4, 8, 16, 32, 64, 1613, 1987, 3226, 3974, 6452, 7948, 12904, 15896, 25808, 31792, 51616, 63584, 103232, 127168, 3205031, 6410062, 12820124, 25640248, 51280496, 102560992, 205121984]

約数ペア:

[(1, 205121984), (2, 102560992), (4, 51280496), (8, 25640248), (16, 12820124), (32, 6410062), (64, 3205031), (1613, 127168), (1987, 103232), (3226, 63584), (3974, 51616), (6452, 31792), (7948, 25808), (12904, 15896)]