20564913072

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{19681}}^1$

素因数の和:21682

約数の個数: 80

約数和(自身を含む): 57987895680

約数和(自身を除く): 37422982608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 1979, 3958, 5937, 7916, 11874, 15832, 19681, 21769, 23748, 31664, 39362, 43538, 47496, 59043, 65307, 78724, 87076, 94992, 118086, 130614, 157448, 174152, 216491, 236172, 261228, 314896, 348304, 432982, 472344, 522456, 649473, 865964, 944688, 1044912, 1298946, 1731928, 2597892, 3463856, 5195784, 10391568, 38948699, 77897398, 116846097, 155794796, 233692194, 311589592, 428435689, 467384388, 623179184, 856871378, 934768776, 1285307067, 1713742756, 1869537552, 2570614134, 3427485512, 5141228268, 6854971024, 10282456536, 20564913072]

約数ペア:

[(1, 20564913072), (2, 10282456536), (3, 6854971024), (4, 5141228268), (6, 3427485512), (8, 2570614134), (11, 1869537552), (12, 1713742756), (16, 1285307067), (22, 934768776), (24, 856871378), (33, 623179184), (44, 467384388), (48, 428435689), (66, 311589592), (88, 233692194), (132, 155794796), (176, 116846097), (264, 77897398), (528, 38948699), (1979, 10391568), (3958, 5195784), (5937, 3463856), (7916, 2597892), (11874, 1731928), (15832, 1298946), (19681, 1044912), (21769, 944688), (23748, 865964), (31664, 649473), (39362, 522456), (43538, 472344), (47496, 432982), (59043, 348304), (65307, 314896), (78724, 261228), (87076, 236172), (94992, 216491), (118086, 174152), (130614, 157448)]