18527984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 37713360

約数和(自身を除く): 19185376

約数列:

[1, 2, 4, 8, 16, 29, 58, 73, 116, 146, 232, 292, 464, 547, 584, 1094, 1168, 2117, 2188, 4234, 4376, 8468, 8752, 15863, 16936, 31726, 33872, 39931, 63452, 79862, 126904, 159724, 253808, 319448, 638896, 1157999, 2315998, 4631996, 9263992, 18527984]

約数ペア:

[(1, 18527984), (2, 9263992), (4, 4631996), (8, 2315998), (16, 1157999), (29, 638896), (58, 319448), (73, 253808), (116, 159724), (146, 126904), (232, 79862), (292, 63452), (464, 39931), (547, 33872), (584, 31726), (1094, 16936), (1168, 15863), (2117, 8752), (2188, 8468), (4234, 4376)]