18954144

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 61012224

約数和(自身を除く): 42058080

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 66, 72, 88, 93, 96, 99, 124, 132, 144, 176, 186, 193, 198, 248, 264, 279, 288, 341, 352, 372, 386, 396, 496, 528, 558, 579, 682, 744, 772, 792, 992, 1023, 1056, 1116, 1158, 1364, 1488, 1544, 1584, 1737, 2046, 2123, 2232, 2316, 2728, 2976, 3069, 3088, 3168, 3474, 4092, 4246, 4464, 4632, 5456, 5983, 6138, 6176, 6369, 6948, 8184, 8492, 8928, 9264, 10912, 11966, 12276, 12738, 13896, 16368, 16984, 17949, 18528, 19107, 23932, 24552, 25476, 27792, 32736, 33968, 35898, 38214, 47864, 49104, 50952, 53847, 55584, 65813, 67936, 71796, 76428, 95728, 98208, 101904, 107694, 131626, 143592, 152856, 191456, 197439, 203808, 215388, 263252, 287184, 305712, 394878, 430776, 526504, 574368, 592317, 611424, 789756, 861552, 1053008, 1184634, 1579512, 1723104, 2106016, 2369268, 3159024, 4738536, 6318048, 9477072, 18954144]

約数ペア:

[(1, 18954144), (2, 9477072), (3, 6318048), (4, 4738536), (6, 3159024), (8, 2369268), (9, 2106016), (11, 1723104), (12, 1579512), (16, 1184634), (18, 1053008), (22, 861552), (24, 789756), (31, 611424), (32, 592317), (33, 574368), (36, 526504), (44, 430776), (48, 394878), (62, 305712), (66, 287184), (72, 263252), (88, 215388), (93, 203808), (96, 197439), (99, 191456), (124, 152856), (132, 143592), (144, 131626), (176, 107694), (186, 101904), (193, 98208), (198, 95728), (248, 76428), (264, 71796), (279, 67936), (288, 65813), (341, 55584), (352, 53847), (372, 50952), (386, 49104), (396, 47864), (496, 38214), (528, 35898), (558, 33968), (579, 32736), (682, 27792), (744, 25476), (772, 24552), (792, 23932), (992, 19107), (1023, 18528), (1056, 17949), (1116, 16984), (1158, 16368), (1364, 13896), (1488, 12738), (1544, 12276), (1584, 11966), (1737, 10912), (2046, 9264), (2123, 8928), (2232, 8492), (2316, 8184), (2728, 6948), (2976, 6369), (3069, 6176), (3088, 6138), (3168, 5983), (3474, 5456), (4092, 4632), (4246, 4464)]