19488546

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 55756800

約数和(自身を除く): 36268254

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 43, 54, 63, 66, 77, 86, 99, 109, 126, 129, 154, 189, 198, 218, 231, 258, 297, 301, 327, 378, 387, 462, 473, 594, 602, 654, 693, 763, 774, 903, 946, 981, 1161, 1199, 1386, 1419, 1526, 1806, 1962, 2079, 2289, 2322, 2398, 2709, 2838, 2943, 3311, 3597, 4158, 4257, 4578, 4687, 5418, 5886, 6622, 6867, 7194, 8127, 8393, 8514, 9374, 9933, 10791, 12771, 13734, 14061, 16254, 16786, 19866, 20601, 21582, 25179, 25542, 28122, 29799, 32373, 32809, 41202, 42183, 50358, 51557, 59598, 64746, 65618, 75537, 84366, 89397, 98427, 103114, 126549, 151074, 154671, 178794, 196854, 226611, 253098, 295281, 309342, 360899, 453222, 464013, 590562, 721798, 885843, 928026, 1082697, 1392039, 1771686, 2165394, 2784078, 3248091, 6496182, 9744273, 19488546]

約数ペア:

[(1, 19488546), (2, 9744273), (3, 6496182), (6, 3248091), (7, 2784078), (9, 2165394), (11, 1771686), (14, 1392039), (18, 1082697), (21, 928026), (22, 885843), (27, 721798), (33, 590562), (42, 464013), (43, 453222), (54, 360899), (63, 309342), (66, 295281), (77, 253098), (86, 226611), (99, 196854), (109, 178794), (126, 154671), (129, 151074), (154, 126549), (189, 103114), (198, 98427), (218, 89397), (231, 84366), (258, 75537), (297, 65618), (301, 64746), (327, 59598), (378, 51557), (387, 50358), (462, 42183), (473, 41202), (594, 32809), (602, 32373), (654, 29799), (693, 28122), (763, 25542), (774, 25179), (903, 21582), (946, 20601), (981, 19866), (1161, 16786), (1199, 16254), (1386, 14061), (1419, 13734), (1526, 12771), (1806, 10791), (1962, 9933), (2079, 9374), (2289, 8514), (2322, 8393), (2398, 8127), (2709, 7194), (2838, 6867), (2943, 6622), (3311, 5886), (3597, 5418), (4158, 4687), (4257, 4578)]