20711292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{683}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 58375296

約数和(自身を除く): 37664004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 361, 399, 532, 683, 722, 798, 1083, 1366, 1444, 1596, 2049, 2166, 2527, 2732, 4098, 4332, 4781, 5054, 7581, 8196, 9562, 10108, 12977, 14343, 15162, 19124, 25954, 28686, 30324, 38931, 51908, 57372, 77862, 90839, 155724, 181678, 246563, 272517, 363356, 493126, 545034, 739689, 986252, 1090068, 1479378, 1725941, 2958756, 3451882, 5177823, 6903764, 10355646, 20711292]

約数ペア:

[(1, 20711292), (2, 10355646), (3, 6903764), (4, 5177823), (6, 3451882), (7, 2958756), (12, 1725941), (14, 1479378), (19, 1090068), (21, 986252), (28, 739689), (38, 545034), (42, 493126), (57, 363356), (76, 272517), (84, 246563), (114, 181678), (133, 155724), (228, 90839), (266, 77862), (361, 57372), (399, 51908), (532, 38931), (683, 30324), (722, 28686), (798, 25954), (1083, 19124), (1366, 15162), (1444, 14343), (1596, 12977), (2049, 10108), (2166, 9562), (2527, 8196), (2732, 7581), (4098, 5054), (4332, 4781)]