20293938

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 54288000

約数和(自身を除く): 33994062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 173, 266, 294, 342, 343, 346, 399, 441, 519, 686, 798, 882, 931, 1029, 1038, 1197, 1211, 1557, 1862, 2058, 2394, 2422, 2793, 3087, 3114, 3287, 3633, 5586, 6174, 6517, 6574, 7266, 8379, 8477, 9861, 10899, 13034, 16758, 16954, 19551, 19722, 21798, 23009, 25431, 29583, 39102, 46018, 50862, 58653, 59166, 59339, 69027, 76293, 117306, 118678, 138054, 152586, 161063, 178017, 207081, 322126, 356034, 414162, 483189, 534051, 966378, 1068102, 1127441, 1449567, 2254882, 2899134, 3382323, 6764646, 10146969, 20293938]

約数ペア:

[(1, 20293938), (2, 10146969), (3, 6764646), (6, 3382323), (7, 2899134), (9, 2254882), (14, 1449567), (18, 1127441), (19, 1068102), (21, 966378), (38, 534051), (42, 483189), (49, 414162), (57, 356034), (63, 322126), (98, 207081), (114, 178017), (126, 161063), (133, 152586), (147, 138054), (171, 118678), (173, 117306), (266, 76293), (294, 69027), (342, 59339), (343, 59166), (346, 58653), (399, 50862), (441, 46018), (519, 39102), (686, 29583), (798, 25431), (882, 23009), (931, 21798), (1029, 19722), (1038, 19551), (1197, 16954), (1211, 16758), (1557, 13034), (1862, 10899), (2058, 9861), (2394, 8477), (2422, 8379), (2793, 7266), (3087, 6574), (3114, 6517), (3287, 6174), (3633, 5586)]