18931176

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 58820580

約数和(自身を除く): 39889404

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 41, 44, 53, 66, 72, 82, 88, 99, 106, 121, 123, 132, 159, 164, 198, 212, 242, 246, 264, 318, 328, 363, 369, 396, 424, 451, 477, 484, 492, 583, 636, 726, 738, 792, 902, 954, 968, 984, 1089, 1166, 1272, 1353, 1452, 1476, 1749, 1804, 1908, 2173, 2178, 2332, 2706, 2904, 2952, 3498, 3608, 3816, 4059, 4346, 4356, 4664, 4961, 5247, 5412, 6413, 6519, 6996, 8118, 8692, 8712, 9922, 10494, 10824, 12826, 13038, 13992, 14883, 16236, 17384, 19239, 19557, 19844, 20988, 23903, 25652, 26076, 29766, 32472, 38478, 39114, 39688, 41976, 44649, 47806, 51304, 52152, 57717, 59532, 71709, 76956, 78228, 89298, 95612, 115434, 119064, 143418, 153912, 156456, 178596, 191224, 215127, 230868, 262933, 286836, 357192, 430254, 461736, 525866, 573672, 788799, 860508, 1051732, 1577598, 1721016, 2103464, 2366397, 3155196, 4732794, 6310392, 9465588, 18931176]

約数ペア:

[(1, 18931176), (2, 9465588), (3, 6310392), (4, 4732794), (6, 3155196), (8, 2366397), (9, 2103464), (11, 1721016), (12, 1577598), (18, 1051732), (22, 860508), (24, 788799), (33, 573672), (36, 525866), (41, 461736), (44, 430254), (53, 357192), (66, 286836), (72, 262933), (82, 230868), (88, 215127), (99, 191224), (106, 178596), (121, 156456), (123, 153912), (132, 143418), (159, 119064), (164, 115434), (198, 95612), (212, 89298), (242, 78228), (246, 76956), (264, 71709), (318, 59532), (328, 57717), (363, 52152), (369, 51304), (396, 47806), (424, 44649), (451, 41976), (477, 39688), (484, 39114), (492, 38478), (583, 32472), (636, 29766), (726, 26076), (738, 25652), (792, 23903), (902, 20988), (954, 19844), (968, 19557), (984, 19239), (1089, 17384), (1166, 16236), (1272, 14883), (1353, 13992), (1452, 13038), (1476, 12826), (1749, 10824), (1804, 10494), (1908, 9922), (2173, 8712), (2178, 8692), (2332, 8118), (2706, 6996), (2904, 6519), (2952, 6413), (3498, 5412), (3608, 5247), (3816, 4961), (4059, 4664), (4346, 4356)]