19828996608

素因数分解:

$2^9\times 3^1\times {\mathrm{43}}^1\times {\mathrm{300221}}^1$

素因数の和:300285

約数の個数: 80

約数和(自身を含む): 54054370656

約数和(自身を除く): 34225374048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 512, 516, 688, 768, 1032, 1376, 1536, 2064, 2752, 4128, 5504, 8256, 11008, 16512, 22016, 33024, 66048, 300221, 600442, 900663, 1200884, 1801326, 2401768, 3602652, 4803536, 7205304, 9607072, 12909503, 14410608, 19214144, 25819006, 28821216, 38428288, 38728509, 51638012, 57642432, 76856576, 77457018, 103276024, 115284864, 153713152, 154914036, 206552048, 230569728, 309828072, 413104096, 461139456, 619656144, 826208192, 1239312288, 1652416384, 2478624576, 3304832768, 4957249152, 6609665536, 9914498304, 19828996608]

約数ペア:

[(1, 19828996608), (2, 9914498304), (3, 6609665536), (4, 4957249152), (6, 3304832768), (8, 2478624576), (12, 1652416384), (16, 1239312288), (24, 826208192), (32, 619656144), (43, 461139456), (48, 413104096), (64, 309828072), (86, 230569728), (96, 206552048), (128, 154914036), (129, 153713152), (172, 115284864), (192, 103276024), (256, 77457018), (258, 76856576), (344, 57642432), (384, 51638012), (512, 38728509), (516, 38428288), (688, 28821216), (768, 25819006), (1032, 19214144), (1376, 14410608), (1536, 12909503), (2064, 9607072), (2752, 7205304), (4128, 4803536), (5504, 3602652), (8256, 2401768), (11008, 1801326), (16512, 1200884), (22016, 900663), (33024, 600442), (66048, 300221)]