18771804

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2467

約数の個数: 48

約数和(自身を含む): 49355040

約数和(自身を除く): 30583236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2381, 2628, 3942, 4762, 7143, 7884, 9524, 14286, 21429, 28572, 42858, 64287, 85716, 128574, 173813, 257148, 347626, 521439, 695252, 1042878, 1564317, 2085756, 3128634, 4692951, 6257268, 9385902, 18771804]

約数ペア:

[(1, 18771804), (2, 9385902), (3, 6257268), (4, 4692951), (6, 3128634), (9, 2085756), (12, 1564317), (18, 1042878), (27, 695252), (36, 521439), (54, 347626), (73, 257148), (108, 173813), (146, 128574), (219, 85716), (292, 64287), (438, 42858), (657, 28572), (876, 21429), (1314, 14286), (1971, 9524), (2381, 7884), (2628, 7143), (3942, 4762)]