19937804544

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{72719}}^1$

素因数の和:72765

約数の個数: 216

約数和(自身を含む): 69563370240

約数和(自身を除く): 49625565696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 544, 576, 612, 672, 714, 768, 816, 896, 952, 1008, 1071, 1088, 1152, 1224, 1344, 1428, 1632, 1792, 1904, 2016, 2142, 2176, 2304, 2448, 2688, 2856, 3264, 3808, 4032, 4284, 4352, 4896, 5376, 5712, 6528, 7616, 8064, 8568, 9792, 11424, 13056, 15232, 16128, 17136, 19584, 22848, 30464, 34272, 39168, 45696, 68544, 72719, 91392, 137088, 145438, 218157, 274176, 290876, 436314, 509033, 581752, 654471, 872628, 1018066, 1163504, 1236223, 1308942, 1527099, 1745256, 2036132, 2327008, 2472446, 2617884, 3054198, 3490512, 3708669, 4072264, 4581297, 4654016, 4944892, 5235768, 6108396, 6981024, 7417338, 8144528, 8653561, 9162594, 9308032, 9889784, 10471536, 11126007, 12216792, 13962048, 14834676, 16289056, 17307122, 18325188, 18616064, 19779568, 20943072, 22252014, 24433584, 25960683, 27924096, 29669352, 32578112, 34614244, 36650376, 39559136, 41886144, 44504028, 48867168, 51921366, 55848192, 59338704, 65156224, 69228488, 73300752, 77882049, 79118272, 83772288, 89008056, 97734336, 103842732, 118677408, 130312448, 138456976, 146601504, 155764098, 158236544, 167544576, 178016112, 195468672, 207685464, 237354816, 276913952, 293203008, 311528196, 316473088, 356032224, 390937344, 415370928, 474709632, 553827904, 586406016, 623056392, 712064448, 830741856, 949419264, 1107655808, 1172812032, 1246112784, 1424128896, 1661483712, 2215311616, 2492225568, 2848257792, 3322967424, 4984451136, 6645934848, 9968902272, 19937804544]

約数ペア:

[(1, 19937804544), (2, 9968902272), (3, 6645934848), (4, 4984451136), (6, 3322967424), (7, 2848257792), (8, 2492225568), (9, 2215311616), (12, 1661483712), (14, 1424128896), (16, 1246112784), (17, 1172812032), (18, 1107655808), (21, 949419264), (24, 830741856), (28, 712064448), (32, 623056392), (34, 586406016), (36, 553827904), (42, 474709632), (48, 415370928), (51, 390937344), (56, 356032224), (63, 316473088), (64, 311528196), (68, 293203008), (72, 276913952), (84, 237354816), (96, 207685464), (102, 195468672), (112, 178016112), (119, 167544576), (126, 158236544), (128, 155764098), (136, 146601504), (144, 138456976), (153, 130312448), (168, 118677408), (192, 103842732), (204, 97734336), (224, 89008056), (238, 83772288), (252, 79118272), (256, 77882049), (272, 73300752), (288, 69228488), (306, 65156224), (336, 59338704), (357, 55848192), (384, 51921366), (408, 48867168), (448, 44504028), (476, 41886144), (504, 39559136), (544, 36650376), (576, 34614244), (612, 32578112), (672, 29669352), (714, 27924096), (768, 25960683), (816, 24433584), (896, 22252014), (952, 20943072), (1008, 19779568), (1071, 18616064), (1088, 18325188), (1152, 17307122), (1224, 16289056), (1344, 14834676), (1428, 13962048), (1632, 12216792), (1792, 11126007), (1904, 10471536), (2016, 9889784), (2142, 9308032), (2176, 9162594), (2304, 8653561), (2448, 8144528), (2688, 7417338), (2856, 6981024), (3264, 6108396), (3808, 5235768), (4032, 4944892), (4284, 4654016), (4352, 4581297), (4896, 4072264), (5376, 3708669), (5712, 3490512), (6528, 3054198), (7616, 2617884), (8064, 2472446), (8568, 2327008), (9792, 2036132), (11424, 1745256), (13056, 1527099), (15232, 1308942), (16128, 1236223), (17136, 1163504), (19584, 1018066), (22848, 872628), (30464, 654471), (34272, 581752), (39168, 509033), (45696, 436314), (68544, 290876), (72719, 274176), (91392, 218157), (137088, 145438)]