18893028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 58834944

約数和(自身を除く): 39941916

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 49, 66, 69, 77, 84, 92, 98, 127, 132, 138, 147, 154, 161, 196, 231, 253, 254, 276, 294, 308, 322, 381, 462, 483, 506, 508, 539, 588, 644, 759, 762, 889, 924, 966, 1012, 1078, 1127, 1397, 1518, 1524, 1617, 1771, 1778, 1932, 2156, 2254, 2667, 2794, 2921, 3036, 3234, 3381, 3542, 3556, 4191, 4508, 5313, 5334, 5588, 5842, 6223, 6468, 6762, 7084, 8382, 8763, 9779, 10626, 10668, 11684, 12397, 12446, 13524, 16764, 17526, 18669, 19558, 20447, 21252, 24794, 24892, 29337, 32131, 35052, 37191, 37338, 39116, 40894, 49588, 58674, 61341, 64262, 68453, 74382, 74676, 81788, 96393, 117348, 122682, 128524, 136906, 143129, 148764, 192786, 205359, 224917, 245364, 273812, 286258, 385572, 410718, 429387, 449834, 572516, 674751, 821436, 858774, 899668, 1349502, 1574419, 1717548, 2699004, 3148838, 4723257, 6297676, 9446514, 18893028]

約数ペア:

[(1, 18893028), (2, 9446514), (3, 6297676), (4, 4723257), (6, 3148838), (7, 2699004), (11, 1717548), (12, 1574419), (14, 1349502), (21, 899668), (22, 858774), (23, 821436), (28, 674751), (33, 572516), (42, 449834), (44, 429387), (46, 410718), (49, 385572), (66, 286258), (69, 273812), (77, 245364), (84, 224917), (92, 205359), (98, 192786), (127, 148764), (132, 143129), (138, 136906), (147, 128524), (154, 122682), (161, 117348), (196, 96393), (231, 81788), (253, 74676), (254, 74382), (276, 68453), (294, 64262), (308, 61341), (322, 58674), (381, 49588), (462, 40894), (483, 39116), (506, 37338), (508, 37191), (539, 35052), (588, 32131), (644, 29337), (759, 24892), (762, 24794), (889, 21252), (924, 20447), (966, 19558), (1012, 18669), (1078, 17526), (1127, 16764), (1397, 13524), (1518, 12446), (1524, 12397), (1617, 11684), (1771, 10668), (1778, 10626), (1932, 9779), (2156, 8763), (2254, 8382), (2667, 7084), (2794, 6762), (2921, 6468), (3036, 6223), (3234, 5842), (3381, 5588), (3542, 5334), (3556, 5313), (4191, 4508)]