18872036596

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1906

約数の個数: 144

約数和(自身を含む): 42022041600

約数和(自身を除く): 23150005004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 49, 67, 76, 86, 98, 133, 134, 172, 196, 266, 268, 301, 469, 532, 602, 817, 931, 938, 1204, 1273, 1634, 1759, 1862, 1876, 2107, 2546, 2881, 3268, 3283, 3518, 3724, 4214, 5092, 5719, 5762, 6566, 7036, 8428, 8911, 11438, 11524, 12313, 13132, 17822, 20167, 22876, 24626, 33421, 35644, 40033, 40334, 49252, 54739, 62377, 66842, 75637, 80066, 80668, 86191, 109478, 117853, 124754, 133684, 141169, 151274, 160132, 172382, 218956, 233947, 235706, 249508, 282338, 302548, 344764, 383173, 467894, 471412, 529459, 564676, 766346, 824971, 935788, 1058918, 1437103, 1532692, 1637629, 1649942, 2117836, 2239207, 2682211, 2874206, 3275258, 3299884, 3706213, 4478414, 5067679, 5364422, 5748412, 5774797, 6550516, 7412426, 8956828, 10059721, 10135358, 10728844, 11549594, 14824852, 15674449, 20119442, 20270716, 23099188, 31348898, 35473753, 40238884, 62697796, 70418047, 70947506, 96285901, 109721143, 140836094, 141895012, 192571802, 219442286, 248316271, 281672188, 385143604, 438884572, 496632542, 674001307, 993265084, 1348002614, 2696005228, 4718009149, 9436018298, 18872036596]

約数ペア:

[(1, 18872036596), (2, 9436018298), (4, 4718009149), (7, 2696005228), (14, 1348002614), (19, 993265084), (28, 674001307), (38, 496632542), (43, 438884572), (49, 385143604), (67, 281672188), (76, 248316271), (86, 219442286), (98, 192571802), (133, 141895012), (134, 140836094), (172, 109721143), (196, 96285901), (266, 70947506), (268, 70418047), (301, 62697796), (469, 40238884), (532, 35473753), (602, 31348898), (817, 23099188), (931, 20270716), (938, 20119442), (1204, 15674449), (1273, 14824852), (1634, 11549594), (1759, 10728844), (1862, 10135358), (1876, 10059721), (2107, 8956828), (2546, 7412426), (2881, 6550516), (3268, 5774797), (3283, 5748412), (3518, 5364422), (3724, 5067679), (4214, 4478414), (5092, 3706213), (5719, 3299884), (5762, 3275258), (6566, 2874206), (7036, 2682211), (8428, 2239207), (8911, 2117836), (11438, 1649942), (11524, 1637629), (12313, 1532692), (13132, 1437103), (17822, 1058918), (20167, 935788), (22876, 824971), (24626, 766346), (33421, 564676), (35644, 529459), (40033, 471412), (40334, 467894), (49252, 383173), (54739, 344764), (62377, 302548), (66842, 282338), (75637, 249508), (80066, 235706), (80668, 233947), (86191, 218956), (109478, 172382), (117853, 160132), (124754, 151274), (133684, 141169)]