20180285538

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^2\times {\mathrm{37123}}^1$

素因数の和:37228

約数の個数: 72

約数和(自身を含む): 48068600688

約数和(自身を除く): 27888315150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 258, 294, 301, 602, 903, 1806, 1849, 2107, 3698, 4214, 5547, 6321, 11094, 12642, 12943, 25886, 37123, 38829, 74246, 77658, 90601, 111369, 181202, 222738, 259861, 271803, 519722, 543606, 779583, 1559166, 1596289, 1819027, 3192578, 3638054, 4788867, 5457081, 9577734, 10914162, 11174023, 22348046, 33522069, 67044138, 68640427, 78218161, 137280854, 156436322, 205921281, 234654483, 411842562, 469308966, 480482989, 960965978, 1441448967, 2882897934, 3363380923, 6726761846, 10090142769, 20180285538]

約数ペア:

[(1, 20180285538), (2, 10090142769), (3, 6726761846), (6, 3363380923), (7, 2882897934), (14, 1441448967), (21, 960965978), (42, 480482989), (43, 469308966), (49, 411842562), (86, 234654483), (98, 205921281), (129, 156436322), (147, 137280854), (258, 78218161), (294, 68640427), (301, 67044138), (602, 33522069), (903, 22348046), (1806, 11174023), (1849, 10914162), (2107, 9577734), (3698, 5457081), (4214, 4788867), (5547, 3638054), (6321, 3192578), (11094, 1819027), (12642, 1596289), (12943, 1559166), (25886, 779583), (37123, 543606), (38829, 519722), (74246, 271803), (77658, 259861), (90601, 222738), (111369, 181202)]