19906171712

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{10487}}^1$

素因数の和:10748

約数の個数: 112

約数和(自身を含む): 47738019840

約数和(自身を除く): 27831848128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 223, 224, 266, 304, 446, 448, 532, 608, 892, 1064, 1216, 1561, 1784, 2128, 3122, 3568, 4237, 4256, 6244, 7136, 8474, 8512, 10487, 12488, 14272, 16948, 20974, 24976, 29659, 33896, 41948, 49952, 59318, 67792, 73409, 83896, 99904, 118636, 135584, 146818, 167792, 199253, 237272, 271168, 293636, 335584, 398506, 474544, 587272, 671168, 797012, 949088, 1174544, 1394771, 1594024, 1898176, 2338601, 2349088, 2789542, 3188048, 4677202, 4698176, 5579084, 6376096, 9354404, 11158168, 12752192, 16370207, 18708808, 22316336, 32740414, 37417616, 44433419, 44632672, 65480828, 74835232, 88866838, 89265344, 130961656, 149670464, 177733676, 261923312, 311033933, 355467352, 523846624, 622067866, 710934704, 1047693248, 1244135732, 1421869408, 2488271464, 2843738816, 4976542928, 9953085856, 19906171712]

約数ペア:

[(1, 19906171712), (2, 9953085856), (4, 4976542928), (7, 2843738816), (8, 2488271464), (14, 1421869408), (16, 1244135732), (19, 1047693248), (28, 710934704), (32, 622067866), (38, 523846624), (56, 355467352), (64, 311033933), (76, 261923312), (112, 177733676), (133, 149670464), (152, 130961656), (223, 89265344), (224, 88866838), (266, 74835232), (304, 65480828), (446, 44632672), (448, 44433419), (532, 37417616), (608, 32740414), (892, 22316336), (1064, 18708808), (1216, 16370207), (1561, 12752192), (1784, 11158168), (2128, 9354404), (3122, 6376096), (3568, 5579084), (4237, 4698176), (4256, 4677202), (6244, 3188048), (7136, 2789542), (8474, 2349088), (8512, 2338601), (10487, 1898176), (12488, 1594024), (14272, 1394771), (16948, 1174544), (20974, 949088), (24976, 797012), (29659, 671168), (33896, 587272), (41948, 474544), (49952, 398506), (59318, 335584), (67792, 293636), (73409, 271168), (83896, 237272), (99904, 199253), (118636, 167792), (135584, 146818)]