20147807344

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{48449}}^1$

素因数の和:48590

約数の個数: 80

約数和(自身を含む): 46139904000

約数和(自身を除く): 25992096656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 79, 94, 112, 158, 188, 316, 329, 376, 553, 632, 658, 752, 1106, 1264, 1316, 2212, 2632, 3713, 4424, 5264, 7426, 8848, 14852, 25991, 29704, 48449, 51982, 59408, 96898, 103964, 193796, 207928, 339143, 387592, 415856, 678286, 775184, 1356572, 2277103, 2713144, 3827471, 4554206, 5426288, 7654942, 9108412, 15309884, 15939721, 18216824, 26792297, 30619768, 31879442, 36433648, 53584594, 61239536, 63758884, 107169188, 127517768, 179891137, 214338376, 255035536, 359782274, 428676752, 719564548, 1259237959, 1439129096, 2518475918, 2878258192, 5036951836, 10073903672, 20147807344]

約数ペア:

[(1, 20147807344), (2, 10073903672), (4, 5036951836), (7, 2878258192), (8, 2518475918), (14, 1439129096), (16, 1259237959), (28, 719564548), (47, 428676752), (56, 359782274), (79, 255035536), (94, 214338376), (112, 179891137), (158, 127517768), (188, 107169188), (316, 63758884), (329, 61239536), (376, 53584594), (553, 36433648), (632, 31879442), (658, 30619768), (752, 26792297), (1106, 18216824), (1264, 15939721), (1316, 15309884), (2212, 9108412), (2632, 7654942), (3713, 5426288), (4424, 4554206), (5264, 3827471), (7426, 2713144), (8848, 2277103), (14852, 1356572), (25991, 775184), (29704, 678286), (48449, 415856), (51982, 387592), (59408, 339143), (96898, 207928), (103964, 193796)]