20582562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 37478238

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 23, 26, 33, 39, 42, 46, 66, 69, 77, 78, 91, 138, 143, 149, 154, 161, 182, 231, 253, 273, 286, 298, 299, 322, 429, 447, 462, 483, 506, 546, 598, 759, 858, 894, 897, 966, 1001, 1043, 1518, 1639, 1771, 1794, 1937, 2002, 2086, 2093, 3003, 3129, 3278, 3289, 3427, 3542, 3874, 4186, 4917, 5313, 5811, 6006, 6258, 6279, 6578, 6854, 9834, 9867, 10281, 10626, 11473, 11622, 12558, 13559, 19734, 20562, 21307, 22946, 23023, 23989, 27118, 34419, 37697, 40677, 42614, 44551, 46046, 47978, 63921, 68838, 69069, 71967, 75394, 81354, 89102, 113091, 127842, 133653, 138138, 143934, 149149, 226182, 263879, 267306, 298298, 311857, 447447, 490061, 527758, 623714, 791637, 894894, 935571, 980122, 1470183, 1583274, 1871142, 2940366, 3430427, 6860854, 10291281, 20582562]

約数ペア:

[(1, 20582562), (2, 10291281), (3, 6860854), (6, 3430427), (7, 2940366), (11, 1871142), (13, 1583274), (14, 1470183), (21, 980122), (22, 935571), (23, 894894), (26, 791637), (33, 623714), (39, 527758), (42, 490061), (46, 447447), (66, 311857), (69, 298298), (77, 267306), (78, 263879), (91, 226182), (138, 149149), (143, 143934), (149, 138138), (154, 133653), (161, 127842), (182, 113091), (231, 89102), (253, 81354), (273, 75394), (286, 71967), (298, 69069), (299, 68838), (322, 63921), (429, 47978), (447, 46046), (462, 44551), (483, 42614), (506, 40677), (546, 37697), (598, 34419), (759, 27118), (858, 23989), (894, 23023), (897, 22946), (966, 21307), (1001, 20562), (1043, 19734), (1518, 13559), (1639, 12558), (1771, 11622), (1794, 11473), (1937, 10626), (2002, 10281), (2086, 9867), (2093, 9834), (3003, 6854), (3129, 6578), (3278, 6279), (3289, 6258), (3427, 6006), (3542, 5811), (3874, 5313), (4186, 4917)]