20622888

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2039

約数の個数: 96

約数和(自身を含む): 65651040

約数和(自身を除く): 45028152

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 156, 198, 234, 264, 286, 312, 396, 429, 468, 572, 792, 858, 936, 1144, 1287, 1716, 2003, 2574, 3432, 4006, 5148, 6009, 8012, 10296, 12018, 16024, 18027, 22033, 24036, 26039, 36054, 44066, 48072, 52078, 66099, 72108, 78117, 88132, 104156, 132198, 144216, 156234, 176264, 198297, 208312, 234351, 264396, 286429, 312468, 396594, 468702, 528792, 572858, 624936, 793188, 859287, 937404, 1145716, 1586376, 1718574, 1874808, 2291432, 2577861, 3437148, 5155722, 6874296, 10311444, 20622888]

約数ペア:

[(1, 20622888), (2, 10311444), (3, 6874296), (4, 5155722), (6, 3437148), (8, 2577861), (9, 2291432), (11, 1874808), (12, 1718574), (13, 1586376), (18, 1145716), (22, 937404), (24, 859287), (26, 793188), (33, 624936), (36, 572858), (39, 528792), (44, 468702), (52, 396594), (66, 312468), (72, 286429), (78, 264396), (88, 234351), (99, 208312), (104, 198297), (117, 176264), (132, 156234), (143, 144216), (156, 132198), (198, 104156), (234, 88132), (264, 78117), (286, 72108), (312, 66099), (396, 52078), (429, 48072), (468, 44066), (572, 36054), (792, 26039), (858, 24036), (936, 22033), (1144, 18027), (1287, 16024), (1716, 12018), (2003, 10296), (2574, 8012), (3432, 6009), (4006, 5148)]