19729248

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 68802048

約数和(自身を除く): 49072800

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 66, 68, 77, 84, 88, 96, 102, 112, 119, 132, 136, 154, 157, 168, 176, 187, 204, 224, 231, 238, 264, 272, 308, 314, 336, 352, 357, 374, 408, 462, 471, 476, 528, 544, 561, 616, 628, 672, 714, 748, 816, 924, 942, 952, 1056, 1099, 1122, 1232, 1256, 1309, 1428, 1496, 1632, 1727, 1848, 1884, 1904, 2198, 2244, 2464, 2512, 2618, 2669, 2856, 2992, 3297, 3454, 3696, 3768, 3808, 3927, 4396, 4488, 5024, 5181, 5236, 5338, 5712, 5984, 6594, 6908, 7392, 7536, 7854, 8007, 8792, 8976, 10362, 10472, 10676, 11424, 12089, 13188, 13816, 15072, 15708, 16014, 17584, 17952, 18683, 20724, 20944, 21352, 24178, 26376, 27632, 29359, 31416, 32028, 35168, 36267, 37366, 41448, 41888, 42704, 48356, 52752, 55264, 56049, 58718, 62832, 64056, 72534, 74732, 82896, 85408, 88077, 96712, 105504, 112098, 117436, 125664, 128112, 145068, 149464, 165792, 176154, 193424, 205513, 224196, 234872, 256224, 290136, 298928, 352308, 386848, 411026, 448392, 469744, 580272, 597856, 616539, 704616, 822052, 896784, 939488, 1160544, 1233078, 1409232, 1644104, 1793568, 2466156, 2818464, 3288208, 4932312, 6576416, 9864624, 19729248]

約数ペア:

[(1, 19729248), (2, 9864624), (3, 6576416), (4, 4932312), (6, 3288208), (7, 2818464), (8, 2466156), (11, 1793568), (12, 1644104), (14, 1409232), (16, 1233078), (17, 1160544), (21, 939488), (22, 896784), (24, 822052), (28, 704616), (32, 616539), (33, 597856), (34, 580272), (42, 469744), (44, 448392), (48, 411026), (51, 386848), (56, 352308), (66, 298928), (68, 290136), (77, 256224), (84, 234872), (88, 224196), (96, 205513), (102, 193424), (112, 176154), (119, 165792), (132, 149464), (136, 145068), (154, 128112), (157, 125664), (168, 117436), (176, 112098), (187, 105504), (204, 96712), (224, 88077), (231, 85408), (238, 82896), (264, 74732), (272, 72534), (308, 64056), (314, 62832), (336, 58718), (352, 56049), (357, 55264), (374, 52752), (408, 48356), (462, 42704), (471, 41888), (476, 41448), (528, 37366), (544, 36267), (561, 35168), (616, 32028), (628, 31416), (672, 29359), (714, 27632), (748, 26376), (816, 24178), (924, 21352), (942, 20944), (952, 20724), (1056, 18683), (1099, 17952), (1122, 17584), (1232, 16014), (1256, 15708), (1309, 15072), (1428, 13816), (1496, 13188), (1632, 12089), (1727, 11424), (1848, 10676), (1884, 10472), (1904, 10362), (2198, 8976), (2244, 8792), (2464, 8007), (2512, 7854), (2618, 7536), (2669, 7392), (2856, 6908), (2992, 6594), (3297, 5984), (3454, 5712), (3696, 5338), (3768, 5236), (3808, 5181), (3927, 5024), (4396, 4488)]