18553272

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 53568000

約数和(自身を除く): 35014728

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 29, 38, 46, 57, 58, 61, 69, 76, 87, 92, 114, 116, 122, 138, 152, 174, 183, 184, 228, 232, 244, 276, 348, 366, 437, 456, 488, 551, 552, 667, 696, 732, 874, 1102, 1159, 1311, 1334, 1403, 1464, 1653, 1748, 1769, 2001, 2204, 2318, 2622, 2668, 2806, 3306, 3477, 3496, 3538, 4002, 4209, 4408, 4636, 5244, 5307, 5336, 5612, 6612, 6954, 7076, 8004, 8418, 9272, 10488, 10614, 11224, 12673, 13224, 13908, 14152, 16008, 16836, 21228, 25346, 26657, 27816, 33611, 33672, 38019, 40687, 42456, 50692, 53314, 67222, 76038, 79971, 81374, 100833, 101384, 106628, 122061, 134444, 152076, 159942, 162748, 201666, 213256, 244122, 268888, 304152, 319884, 325496, 403332, 488244, 639768, 773053, 806664, 976488, 1546106, 2319159, 3092212, 4638318, 6184424, 9276636, 18553272]

約数ペア:

[(1, 18553272), (2, 9276636), (3, 6184424), (4, 4638318), (6, 3092212), (8, 2319159), (12, 1546106), (19, 976488), (23, 806664), (24, 773053), (29, 639768), (38, 488244), (46, 403332), (57, 325496), (58, 319884), (61, 304152), (69, 268888), (76, 244122), (87, 213256), (92, 201666), (114, 162748), (116, 159942), (122, 152076), (138, 134444), (152, 122061), (174, 106628), (183, 101384), (184, 100833), (228, 81374), (232, 79971), (244, 76038), (276, 67222), (348, 53314), (366, 50692), (437, 42456), (456, 40687), (488, 38019), (551, 33672), (552, 33611), (667, 27816), (696, 26657), (732, 25346), (874, 21228), (1102, 16836), (1159, 16008), (1311, 14152), (1334, 13908), (1403, 13224), (1464, 12673), (1653, 11224), (1748, 10614), (1769, 10488), (2001, 9272), (2204, 8418), (2318, 8004), (2622, 7076), (2668, 6954), (2806, 6612), (3306, 5612), (3477, 5336), (3496, 5307), (3538, 5244), (4002, 4636), (4209, 4408)]