20422157182

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179801}}^1$

素因数の和:179897

約数の個数: 48

約数和(自身を含む): 38125216080

約数和(自身を除く): 17703058898

約数列:

[1, 2, 7, 14, 19, 38, 49, 61, 98, 122, 133, 266, 427, 854, 931, 1159, 1862, 2318, 2989, 5978, 8113, 16226, 56791, 113582, 179801, 359602, 1258607, 2517214, 3416219, 6832438, 8810249, 10967861, 17620498, 21935722, 23913533, 47827066, 76775027, 153550054, 167394731, 208389359, 334789462, 416778718, 537425189, 1074850378, 1458725513, 2917451026, 10211078591, 20422157182]

約数ペア:

[(1, 20422157182), (2, 10211078591), (7, 2917451026), (14, 1458725513), (19, 1074850378), (38, 537425189), (49, 416778718), (61, 334789462), (98, 208389359), (122, 167394731), (133, 153550054), (266, 76775027), (427, 47827066), (854, 23913533), (931, 21935722), (1159, 17620498), (1862, 10967861), (2318, 8810249), (2989, 6832438), (5978, 3416219), (8113, 2517214), (16226, 1258607), (56791, 359602), (113582, 179801)]