18200052013

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 21949628400

約数和(自身を除く): 3749576387

約数列:

[1, 11, 13, 73, 121, 143, 353, 449, 803, 949, 1573, 3883, 4589, 4939, 5837, 8833, 10439, 25769, 32777, 42713, 50479, 54329, 64207, 114829, 158497, 283459, 334997, 360547, 426101, 555269, 706277, 1743467, 2060461, 3118049, 3684967, 3966017, 4687111, 11570281, 19178137, 22665071, 40534637, 51558221, 127273091, 150413653, 249315781, 1400004001, 1654550183, 18200052013]

約数ペア:

[(1, 18200052013), (11, 1654550183), (13, 1400004001), (73, 249315781), (121, 150413653), (143, 127273091), (353, 51558221), (449, 40534637), (803, 22665071), (949, 19178137), (1573, 11570281), (3883, 4687111), (4589, 3966017), (4939, 3684967), (5837, 3118049), (8833, 2060461), (10439, 1743467), (25769, 706277), (32777, 555269), (42713, 426101), (50479, 360547), (54329, 334997), (64207, 283459), (114829, 158497)]