20512019928

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 53603596800

約数和(自身を除く): 33091576872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 193, 232, 311, 348, 386, 491, 579, 622, 696, 772, 933, 982, 1158, 1244, 1473, 1544, 1866, 1964, 2316, 2488, 2946, 3732, 3928, 4632, 5597, 5892, 7464, 9019, 11194, 11784, 14239, 16791, 18038, 22388, 27057, 28478, 33582, 36076, 42717, 44776, 54114, 56956, 60023, 67164, 72152, 85434, 94763, 108228, 113912, 120046, 134328, 152701, 170868, 180069, 189526, 216456, 240092, 284289, 305402, 341736, 360138, 379052, 458103, 480184, 568578, 610804, 720276, 758104, 916206, 1137156, 1221608, 1440552, 1740667, 1832412, 2274312, 2748127, 3481334, 3664824, 4428329, 5222001, 5496254, 6962668, 8244381, 8856658, 10444002, 10992508, 13284987, 13925336, 16488762, 17713316, 20888004, 21985016, 26569974, 29471293, 32977524, 35426632, 41776008, 53139948, 58942586, 65955048, 88413879, 106279896, 117885172, 176827758, 235770344, 353655516, 707311032, 854667497, 1709334994, 2564002491, 3418669988, 5128004982, 6837339976, 10256009964, 20512019928]

約数ペア:

[(1, 20512019928), (2, 10256009964), (3, 6837339976), (4, 5128004982), (6, 3418669988), (8, 2564002491), (12, 1709334994), (24, 854667497), (29, 707311032), (58, 353655516), (87, 235770344), (116, 176827758), (174, 117885172), (193, 106279896), (232, 88413879), (311, 65955048), (348, 58942586), (386, 53139948), (491, 41776008), (579, 35426632), (622, 32977524), (696, 29471293), (772, 26569974), (933, 21985016), (982, 20888004), (1158, 17713316), (1244, 16488762), (1473, 13925336), (1544, 13284987), (1866, 10992508), (1964, 10444002), (2316, 8856658), (2488, 8244381), (2946, 6962668), (3732, 5496254), (3928, 5222001), (4632, 4428329), (5597, 3664824), (5892, 3481334), (7464, 2748127), (9019, 2274312), (11194, 1832412), (11784, 1740667), (14239, 1440552), (16791, 1221608), (18038, 1137156), (22388, 916206), (27057, 758104), (28478, 720276), (33582, 610804), (36076, 568578), (42717, 480184), (44776, 458103), (54114, 379052), (56956, 360138), (60023, 341736), (67164, 305402), (72152, 284289), (85434, 240092), (94763, 216456), (108228, 189526), (113912, 180069), (120046, 170868), (134328, 152701)]