20186055981

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1129}}^1$

素因数の和:1560

約数の個数: 128

約数和(自身を含む): 38879232000

約数和(自身を除く): 18693176019

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 171, 189, 247, 273, 351, 383, 399, 513, 741, 819, 1129, 1149, 1197, 1729, 2223, 2457, 2681, 3387, 3447, 3591, 4979, 5187, 6669, 7277, 7903, 8043, 10161, 10341, 14677, 14937, 15561, 21451, 21831, 23709, 24129, 30483, 34853, 44031, 44811, 46683, 50939, 64353, 65493, 71127, 72387, 94601, 102739, 104559, 132093, 134433, 150157, 152817, 193059, 196479, 213381, 278863, 283803, 308217, 313677, 396279, 432407, 450471, 458451, 579177, 662207, 836589, 851409, 924651, 941031, 1297221, 1351413, 1375353, 1952041, 1986621, 2509767, 2554227, 2773953, 3026849, 3891663, 4054239, 5621291, 5856123, 5959863, 7529301, 8215733, 9080547, 11674989, 16863873, 17568369, 17879589, 24647199, 27241641, 39349037, 50591619, 52705107, 57510131, 73941597, 81724923, 106804529, 118047111, 151774857, 172530393, 221824791, 320413587, 354141333, 517591179, 747631703, 961240761, 1062423999, 1552773537, 2242895109, 2883722283, 6728685327, 20186055981]

約数ペア:

[(1, 20186055981), (3, 6728685327), (7, 2883722283), (9, 2242895109), (13, 1552773537), (19, 1062423999), (21, 961240761), (27, 747631703), (39, 517591179), (57, 354141333), (63, 320413587), (91, 221824791), (117, 172530393), (133, 151774857), (171, 118047111), (189, 106804529), (247, 81724923), (273, 73941597), (351, 57510131), (383, 52705107), (399, 50591619), (513, 39349037), (741, 27241641), (819, 24647199), (1129, 17879589), (1149, 17568369), (1197, 16863873), (1729, 11674989), (2223, 9080547), (2457, 8215733), (2681, 7529301), (3387, 5959863), (3447, 5856123), (3591, 5621291), (4979, 4054239), (5187, 3891663), (6669, 3026849), (7277, 2773953), (7903, 2554227), (8043, 2509767), (10161, 1986621), (10341, 1952041), (14677, 1375353), (14937, 1351413), (15561, 1297221), (21451, 941031), (21831, 924651), (23709, 851409), (24129, 836589), (30483, 662207), (34853, 579177), (44031, 458451), (44811, 450471), (46683, 432407), (50939, 396279), (64353, 313677), (65493, 308217), (71127, 283803), (72387, 278863), (94601, 213381), (102739, 196479), (104559, 193059), (132093, 152817), (134433, 150157)]