18845696

素因数分解:

$2^{12}\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 52

約数和(自身を含む): 38923632

約数和(自身を除く): 20077936

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 107, 128, 172, 214, 256, 344, 428, 512, 688, 856, 1024, 1376, 1712, 2048, 2752, 3424, 4096, 4601, 5504, 6848, 9202, 11008, 13696, 18404, 22016, 27392, 36808, 44032, 54784, 73616, 88064, 109568, 147232, 176128, 219136, 294464, 438272, 588928, 1177856, 2355712, 4711424, 9422848, 18845696]

約数ペア:

[(1, 18845696), (2, 9422848), (4, 4711424), (8, 2355712), (16, 1177856), (32, 588928), (43, 438272), (64, 294464), (86, 219136), (107, 176128), (128, 147232), (172, 109568), (214, 88064), (256, 73616), (344, 54784), (428, 44032), (512, 36808), (688, 27392), (856, 22016), (1024, 18404), (1376, 13696), (1712, 11008), (2048, 9202), (2752, 6848), (3424, 5504), (4096, 4601)]