18488976

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 55558944

約数和(自身を除く): 37069968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 97, 114, 132, 152, 176, 194, 209, 228, 264, 291, 304, 361, 388, 418, 456, 528, 582, 627, 722, 776, 836, 912, 1067, 1083, 1164, 1254, 1444, 1552, 1672, 1843, 2134, 2166, 2328, 2508, 2888, 3201, 3344, 3686, 3971, 4268, 4332, 4656, 5016, 5529, 5776, 6402, 7372, 7942, 8536, 8664, 10032, 11058, 11913, 12804, 14744, 15884, 17072, 17328, 20273, 22116, 23826, 25608, 29488, 31768, 35017, 40546, 44232, 47652, 51216, 60819, 63536, 70034, 81092, 88464, 95304, 105051, 121638, 140068, 162184, 190608, 210102, 243276, 280136, 324368, 385187, 420204, 486552, 560272, 770374, 840408, 973104, 1155561, 1540748, 1680816, 2311122, 3081496, 4622244, 6162992, 9244488, 18488976]

約数ペア:

[(1, 18488976), (2, 9244488), (3, 6162992), (4, 4622244), (6, 3081496), (8, 2311122), (11, 1680816), (12, 1540748), (16, 1155561), (19, 973104), (22, 840408), (24, 770374), (33, 560272), (38, 486552), (44, 420204), (48, 385187), (57, 324368), (66, 280136), (76, 243276), (88, 210102), (97, 190608), (114, 162184), (132, 140068), (152, 121638), (176, 105051), (194, 95304), (209, 88464), (228, 81092), (264, 70034), (291, 63536), (304, 60819), (361, 51216), (388, 47652), (418, 44232), (456, 40546), (528, 35017), (582, 31768), (627, 29488), (722, 25608), (776, 23826), (836, 22116), (912, 20273), (1067, 17328), (1083, 17072), (1164, 15884), (1254, 14744), (1444, 12804), (1552, 11913), (1672, 11058), (1843, 10032), (2134, 8664), (2166, 8536), (2328, 7942), (2508, 7372), (2888, 6402), (3201, 5776), (3344, 5529), (3686, 5016), (3971, 4656), (4268, 4332)]