20346868168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{10273}}^1$

素因数の和:10678

約数の個数: 64

約数和(自身を含む): 42342030720

約数和(自身を除く): 21995162552

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 317, 568, 634, 781, 1268, 1562, 2536, 3124, 3487, 6248, 6974, 10273, 13948, 20546, 22507, 27896, 41092, 45014, 82184, 90028, 113003, 180056, 226006, 247577, 452012, 495154, 729383, 904024, 990308, 1458766, 1980616, 2917532, 3256541, 5835064, 6513082, 8023213, 13026164, 16046426, 26052328, 32092852, 35821951, 64185704, 71643902, 143287804, 231214411, 286575608, 462428822, 924857644, 1849715288, 2543358521, 5086717042, 10173434084, 20346868168]

約数ペア:

[(1, 20346868168), (2, 10173434084), (4, 5086717042), (8, 2543358521), (11, 1849715288), (22, 924857644), (44, 462428822), (71, 286575608), (88, 231214411), (142, 143287804), (284, 71643902), (317, 64185704), (568, 35821951), (634, 32092852), (781, 26052328), (1268, 16046426), (1562, 13026164), (2536, 8023213), (3124, 6513082), (3487, 5835064), (6248, 3256541), (6974, 2917532), (10273, 1980616), (13948, 1458766), (20546, 990308), (22507, 904024), (27896, 729383), (41092, 495154), (45014, 452012), (82184, 247577), (90028, 226006), (113003, 180056)]