18814796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 45760512

約数和(自身を除く): 26945716

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 37, 44, 52, 74, 77, 91, 127, 143, 148, 154, 182, 254, 259, 286, 308, 364, 407, 481, 508, 518, 572, 814, 889, 962, 1001, 1036, 1397, 1628, 1651, 1778, 1924, 2002, 2794, 2849, 3302, 3367, 3556, 4004, 4699, 5291, 5588, 5698, 6604, 6734, 9398, 9779, 10582, 11396, 11557, 13468, 18161, 18796, 19558, 21164, 23114, 32893, 36322, 37037, 39116, 46228, 51689, 61087, 65786, 72644, 74074, 103378, 122174, 127127, 131572, 148148, 206756, 244348, 254254, 361823, 427609, 508508, 671957, 723646, 855218, 1343914, 1447292, 1710436, 2687828, 4703699, 9407398, 18814796]

約数ペア:

[(1, 18814796), (2, 9407398), (4, 4703699), (7, 2687828), (11, 1710436), (13, 1447292), (14, 1343914), (22, 855218), (26, 723646), (28, 671957), (37, 508508), (44, 427609), (52, 361823), (74, 254254), (77, 244348), (91, 206756), (127, 148148), (143, 131572), (148, 127127), (154, 122174), (182, 103378), (254, 74074), (259, 72644), (286, 65786), (308, 61087), (364, 51689), (407, 46228), (481, 39116), (508, 37037), (518, 36322), (572, 32893), (814, 23114), (889, 21164), (962, 19558), (1001, 18796), (1036, 18161), (1397, 13468), (1628, 11557), (1651, 11396), (1778, 10582), (1924, 9779), (2002, 9398), (2794, 6734), (2849, 6604), (3302, 5698), (3367, 5588), (3556, 5291), (4004, 4699)]