17942610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2047

約数の個数: 64

約数和(自身を含む): 50383872

約数和(自身を除く): 32441262

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 1987, 3010, 3974, 4515, 5961, 9030, 9935, 11922, 13909, 19870, 27818, 29805, 41727, 59610, 69545, 83454, 85441, 139090, 170882, 208635, 256323, 417270, 427205, 512646, 598087, 854410, 1196174, 1281615, 1794261, 2563230, 2990435, 3588522, 5980870, 8971305, 17942610]

約数ペア:

[(1, 17942610), (2, 8971305), (3, 5980870), (5, 3588522), (6, 2990435), (7, 2563230), (10, 1794261), (14, 1281615), (15, 1196174), (21, 854410), (30, 598087), (35, 512646), (42, 427205), (43, 417270), (70, 256323), (86, 208635), (105, 170882), (129, 139090), (210, 85441), (215, 83454), (258, 69545), (301, 59610), (430, 41727), (602, 29805), (645, 27818), (903, 19870), (1290, 13909), (1505, 11922), (1806, 9935), (1987, 9030), (3010, 5961), (3974, 4515)]