16987938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 42135552

約数和(自身を除く): 25147614

約数列:

[1, 2, 3, 6, 11, 19, 22, 23, 31, 33, 38, 46, 57, 62, 66, 69, 93, 114, 138, 186, 209, 253, 341, 361, 418, 437, 506, 589, 627, 682, 713, 722, 759, 874, 1023, 1083, 1178, 1254, 1311, 1426, 1518, 1767, 2046, 2139, 2166, 2622, 3534, 3971, 4278, 4807, 6479, 7843, 7942, 8303, 9614, 11191, 11913, 12958, 13547, 14421, 15686, 16606, 19437, 22382, 23529, 23826, 24909, 27094, 28842, 33573, 38874, 40641, 47058, 49818, 67146, 81282, 91333, 123101, 149017, 182666, 246202, 257393, 273999, 298034, 369303, 447051, 514786, 547998, 738606, 772179, 894102, 1544358, 2831323, 5662646, 8493969, 16987938]

約数ペア:

[(1, 16987938), (2, 8493969), (3, 5662646), (6, 2831323), (11, 1544358), (19, 894102), (22, 772179), (23, 738606), (31, 547998), (33, 514786), (38, 447051), (46, 369303), (57, 298034), (62, 273999), (66, 257393), (69, 246202), (93, 182666), (114, 149017), (138, 123101), (186, 91333), (209, 81282), (253, 67146), (341, 49818), (361, 47058), (418, 40641), (437, 38874), (506, 33573), (589, 28842), (627, 27094), (682, 24909), (713, 23826), (722, 23529), (759, 22382), (874, 19437), (1023, 16606), (1083, 15686), (1178, 14421), (1254, 13547), (1311, 12958), (1426, 11913), (1518, 11191), (1767, 9614), (2046, 8303), (2139, 7942), (2166, 7843), (2622, 6479), (3534, 4807), (3971, 4278)]