20161008392

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1\times {\mathrm{9967}}^1$

素因数の和:10902

約数の個数: 64

約数和(自身を含む): 44310551040

約数和(自身を除く): 24149542648

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 881, 1148, 1762, 2296, 3524, 6167, 7048, 9967, 12334, 19934, 24668, 36121, 39868, 49336, 69769, 72242, 79736, 139538, 144484, 252847, 279076, 288968, 408647, 505694, 558152, 817294, 1011388, 1634588, 2022776, 2860529, 3269176, 5721058, 8780927, 11442116, 17561854, 22884232, 35123708, 61466489, 70247416, 122932978, 245865956, 360018007, 491731912, 720036014, 1440072028, 2520126049, 2880144056, 5040252098, 10080504196, 20161008392]

約数ペア:

[(1, 20161008392), (2, 10080504196), (4, 5040252098), (7, 2880144056), (8, 2520126049), (14, 1440072028), (28, 720036014), (41, 491731912), (56, 360018007), (82, 245865956), (164, 122932978), (287, 70247416), (328, 61466489), (574, 35123708), (881, 22884232), (1148, 17561854), (1762, 11442116), (2296, 8780927), (3524, 5721058), (6167, 3269176), (7048, 2860529), (9967, 2022776), (12334, 1634588), (19934, 1011388), (24668, 817294), (36121, 558152), (39868, 505694), (49336, 408647), (69769, 288968), (72242, 279076), (79736, 252847), (139538, 144484)]