18528256

素因数分解:

$2^{11}\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 37837800

約数和(自身を除く): 19309544

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 109, 128, 166, 218, 256, 332, 436, 512, 664, 872, 1024, 1328, 1744, 2048, 2656, 3488, 5312, 6976, 9047, 10624, 13952, 18094, 21248, 27904, 36188, 42496, 55808, 72376, 84992, 111616, 144752, 169984, 223232, 289504, 579008, 1158016, 2316032, 4632064, 9264128, 18528256]

約数ペア:

[(1, 18528256), (2, 9264128), (4, 4632064), (8, 2316032), (16, 1158016), (32, 579008), (64, 289504), (83, 223232), (109, 169984), (128, 144752), (166, 111616), (218, 84992), (256, 72376), (332, 55808), (436, 42496), (512, 36188), (664, 27904), (872, 21248), (1024, 18094), (1328, 13952), (1744, 10624), (2048, 9047), (2656, 6976), (3488, 5312)]