20798907864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{691637}}^1$

素因数の和:691832

約数の個数: 64

約数和(自身を含む): 59757523200

約数和(自身を除く): 38958615336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 179, 358, 537, 716, 1074, 1253, 1432, 2148, 2506, 3759, 4296, 5012, 7518, 10024, 15036, 30072, 691637, 1383274, 2074911, 2766548, 4149822, 4841459, 5533096, 8299644, 9682918, 14524377, 16599288, 19365836, 29048754, 38731672, 58097508, 116195016, 123803023, 247606046, 371409069, 495212092, 742818138, 866621161, 990424184, 1485636276, 1733242322, 2599863483, 2971272552, 3466484644, 5199726966, 6932969288, 10399453932, 20798907864]

約数ペア:

[(1, 20798907864), (2, 10399453932), (3, 6932969288), (4, 5199726966), (6, 3466484644), (7, 2971272552), (8, 2599863483), (12, 1733242322), (14, 1485636276), (21, 990424184), (24, 866621161), (28, 742818138), (42, 495212092), (56, 371409069), (84, 247606046), (168, 123803023), (179, 116195016), (358, 58097508), (537, 38731672), (716, 29048754), (1074, 19365836), (1253, 16599288), (1432, 14524377), (2148, 9682918), (2506, 8299644), (3759, 5533096), (4296, 4841459), (5012, 4149822), (7518, 2766548), (10024, 2074911), (15036, 1383274), (30072, 691637)]