20685714732

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1042837}}^1$

素因数の和:1042895

約数の個数: 72

約数和(自身を含む): 56938954800

約数和(自身を除く): 36253240068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1653, 2204, 3306, 4959, 6612, 9918, 19836, 1042837, 2085674, 3128511, 4171348, 6257022, 9385533, 12514044, 18771066, 19813903, 30242273, 37542132, 39627806, 59441709, 60484546, 79255612, 90726819, 118883418, 120969092, 178325127, 181453638, 237766836, 272180457, 356650254, 362907276, 544360914, 574603187, 713300508, 1088721828, 1149206374, 1723809561, 2298412748, 3447619122, 5171428683, 6895238244, 10342857366, 20685714732]

約数ペア:

[(1, 20685714732), (2, 10342857366), (3, 6895238244), (4, 5171428683), (6, 3447619122), (9, 2298412748), (12, 1723809561), (18, 1149206374), (19, 1088721828), (29, 713300508), (36, 574603187), (38, 544360914), (57, 362907276), (58, 356650254), (76, 272180457), (87, 237766836), (114, 181453638), (116, 178325127), (171, 120969092), (174, 118883418), (228, 90726819), (261, 79255612), (342, 60484546), (348, 59441709), (522, 39627806), (551, 37542132), (684, 30242273), (1044, 19813903), (1102, 18771066), (1653, 12514044), (2204, 9385533), (3306, 6257022), (4959, 4171348), (6612, 3128511), (9918, 2085674), (19836, 1042837)]