20808857496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{123862247}}^1$

素因数の和:123862263

約数の個数: 32

約数和(自身を含む): 59453879040

約数和(自身を除く): 38645021544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 123862247, 247724494, 371586741, 495448988, 743173482, 867035729, 990897976, 1486346964, 1734071458, 2601107187, 2972693928, 3468142916, 5202214374, 6936285832, 10404428748, 20808857496]

約数ペア:

[(1, 20808857496), (2, 10404428748), (3, 6936285832), (4, 5202214374), (6, 3468142916), (7, 2972693928), (8, 2601107187), (12, 1734071458), (14, 1486346964), (21, 990897976), (24, 867035729), (28, 743173482), (42, 495448988), (56, 371586741), (84, 247724494), (168, 123862247)]