2019927791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{13241}}^1$

素因数の和:13335

約数の個数: 32

約数和(自身を含む): 2576363520

約数和(自身を除く): 556435729

約数列:

[1, 7, 19, 31, 37, 133, 217, 259, 589, 703, 1147, 4123, 4921, 8029, 13241, 21793, 92687, 152551, 251579, 410471, 489917, 1761053, 2873297, 3429419, 7798949, 9308423, 15187427, 54592643, 65158961, 106311989, 288561113, 2019927791]

約数ペア:

[(1, 2019927791), (7, 288561113), (19, 106311989), (31, 65158961), (37, 54592643), (133, 15187427), (217, 9308423), (259, 7798949), (589, 3429419), (703, 2873297), (1147, 1761053), (4123, 489917), (4921, 410471), (8029, 251579), (13241, 152551), (21793, 92687)]