18733638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 51093504

約数和(自身を除く): 32359866

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 41, 42, 43, 46, 66, 69, 77, 82, 86, 123, 129, 138, 154, 161, 231, 246, 253, 258, 287, 301, 322, 451, 462, 473, 483, 506, 574, 602, 759, 861, 902, 903, 943, 946, 966, 989, 1353, 1419, 1518, 1722, 1763, 1771, 1806, 1886, 1978, 2706, 2829, 2838, 2967, 3157, 3311, 3526, 3542, 5289, 5313, 5658, 5934, 6314, 6601, 6622, 6923, 9471, 9933, 10373, 10578, 10626, 10879, 12341, 13202, 13846, 18942, 19393, 19803, 19866, 20746, 20769, 21758, 24682, 31119, 32637, 37023, 38786, 39606, 40549, 41538, 58179, 62238, 65274, 72611, 74046, 76153, 81098, 116358, 121647, 135751, 145222, 152306, 217833, 228459, 243294, 271502, 283843, 407253, 435666, 446039, 456918, 567686, 814506, 851529, 892078, 1338117, 1703058, 2676234, 3122273, 6244546, 9366819, 18733638]

約数ペア:

[(1, 18733638), (2, 9366819), (3, 6244546), (6, 3122273), (7, 2676234), (11, 1703058), (14, 1338117), (21, 892078), (22, 851529), (23, 814506), (33, 567686), (41, 456918), (42, 446039), (43, 435666), (46, 407253), (66, 283843), (69, 271502), (77, 243294), (82, 228459), (86, 217833), (123, 152306), (129, 145222), (138, 135751), (154, 121647), (161, 116358), (231, 81098), (246, 76153), (253, 74046), (258, 72611), (287, 65274), (301, 62238), (322, 58179), (451, 41538), (462, 40549), (473, 39606), (483, 38786), (506, 37023), (574, 32637), (602, 31119), (759, 24682), (861, 21758), (902, 20769), (903, 20746), (943, 19866), (946, 19803), (966, 19393), (989, 18942), (1353, 13846), (1419, 13202), (1518, 12341), (1722, 10879), (1763, 10626), (1771, 10578), (1806, 10373), (1886, 9933), (1978, 9471), (2706, 6923), (2829, 6622), (2838, 6601), (2967, 6314), (3157, 5934), (3311, 5658), (3526, 5313), (3542, 5289)]