18157029804

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1373}}^1$

素因数の和:1704

約数の個数: 144

約数和(自身を含む): 48613219200

約数和(自身を除く): 30456189396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 53, 58, 87, 106, 116, 159, 174, 212, 239, 261, 318, 348, 477, 478, 522, 636, 717, 954, 956, 1044, 1373, 1434, 1537, 1908, 2151, 2746, 2868, 3074, 4119, 4302, 4611, 5492, 6148, 6931, 8238, 8604, 9222, 12357, 12667, 13833, 13862, 16476, 18444, 20793, 24714, 25334, 27666, 27724, 38001, 39817, 41586, 49428, 50668, 55332, 62379, 72769, 76002, 79634, 83172, 114003, 119451, 124758, 145538, 152004, 159268, 218307, 228006, 238902, 249516, 291076, 328147, 358353, 367343, 436614, 456012, 477804, 654921, 656294, 716706, 734686, 873228, 984441, 1102029, 1309842, 1312588, 1433412, 1469372, 1968882, 2110301, 2204058, 2619684, 2953323, 3306087, 3937764, 4220602, 4408116, 5906646, 6330903, 6612174, 8441204, 9516263, 11813292, 12661806, 13224348, 17391791, 18992709, 19032526, 25323612, 28548789, 34783582, 37985418, 38065052, 52175373, 57097578, 69567164, 75970836, 85646367, 104350746, 114195156, 156526119, 171292734, 208701492, 313052238, 342585468, 504361939, 626104476, 1008723878, 1513085817, 2017447756, 3026171634, 4539257451, 6052343268, 9078514902, 18157029804]

約数ペア:

[(1, 18157029804), (2, 9078514902), (3, 6052343268), (4, 4539257451), (6, 3026171634), (9, 2017447756), (12, 1513085817), (18, 1008723878), (29, 626104476), (36, 504361939), (53, 342585468), (58, 313052238), (87, 208701492), (106, 171292734), (116, 156526119), (159, 114195156), (174, 104350746), (212, 85646367), (239, 75970836), (261, 69567164), (318, 57097578), (348, 52175373), (477, 38065052), (478, 37985418), (522, 34783582), (636, 28548789), (717, 25323612), (954, 19032526), (956, 18992709), (1044, 17391791), (1373, 13224348), (1434, 12661806), (1537, 11813292), (1908, 9516263), (2151, 8441204), (2746, 6612174), (2868, 6330903), (3074, 5906646), (4119, 4408116), (4302, 4220602), (4611, 3937764), (5492, 3306087), (6148, 2953323), (6931, 2619684), (8238, 2204058), (8604, 2110301), (9222, 1968882), (12357, 1469372), (12667, 1433412), (13833, 1312588), (13862, 1309842), (16476, 1102029), (18444, 984441), (20793, 873228), (24714, 734686), (25334, 716706), (27666, 656294), (27724, 654921), (38001, 477804), (39817, 456012), (41586, 436614), (49428, 367343), (50668, 358353), (55332, 328147), (62379, 291076), (72769, 249516), (76002, 238902), (79634, 228006), (83172, 218307), (114003, 159268), (119451, 152004), (124758, 145538)]