20163856848

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1\times {\mathrm{5737}}^1$

素因数の和:7764

約数の個数: 80

約数和(自身を含む): 53534162880

約数和(自身を除く): 33370306032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 1979, 3958, 5737, 5937, 7916, 11474, 11874, 15832, 17211, 22948, 23748, 31664, 34422, 45896, 47496, 68844, 73223, 91792, 94992, 137688, 146446, 212269, 219669, 275376, 292892, 424538, 439338, 585784, 636807, 849076, 878676, 1171568, 1273614, 1698152, 1757352, 2547228, 3396304, 3514704, 5094456, 10188912, 11353523, 22707046, 34060569, 45414092, 68121138, 90828184, 136242276, 181656368, 272484552, 420080351, 544969104, 840160702, 1260241053, 1680321404, 2520482106, 3360642808, 5040964212, 6721285616, 10081928424, 20163856848]

約数ペア:

[(1, 20163856848), (2, 10081928424), (3, 6721285616), (4, 5040964212), (6, 3360642808), (8, 2520482106), (12, 1680321404), (16, 1260241053), (24, 840160702), (37, 544969104), (48, 420080351), (74, 272484552), (111, 181656368), (148, 136242276), (222, 90828184), (296, 68121138), (444, 45414092), (592, 34060569), (888, 22707046), (1776, 11353523), (1979, 10188912), (3958, 5094456), (5737, 3514704), (5937, 3396304), (7916, 2547228), (11474, 1757352), (11874, 1698152), (15832, 1273614), (17211, 1171568), (22948, 878676), (23748, 849076), (31664, 636807), (34422, 585784), (45896, 439338), (47496, 424538), (68844, 292892), (73223, 275376), (91792, 219669), (94992, 212269), (137688, 146446)]