18511194828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{610447}}^1$

素因数の和:610499

約数の個数: 72

約数和(自身を含む): 52098074112

約数和(自身を除く): 33586879284

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, 722, 798, 1083, 1444, 1596, 2166, 2527, 4332, 5054, 7581, 10108, 15162, 30324, 610447, 1220894, 1831341, 2441788, 3662682, 4273129, 7325364, 8546258, 11598493, 12819387, 17092516, 23196986, 25638774, 34795479, 46393972, 51277548, 69590958, 81189451, 139181916, 162378902, 220371367, 243568353, 324757804, 440742734, 487136706, 661114101, 881485468, 974273412, 1322228202, 1542599569, 2644456404, 3085199138, 4627798707, 6170398276, 9255597414, 18511194828]

約数ペア:

[(1, 18511194828), (2, 9255597414), (3, 6170398276), (4, 4627798707), (6, 3085199138), (7, 2644456404), (12, 1542599569), (14, 1322228202), (19, 974273412), (21, 881485468), (28, 661114101), (38, 487136706), (42, 440742734), (57, 324757804), (76, 243568353), (84, 220371367), (114, 162378902), (133, 139181916), (228, 81189451), (266, 69590958), (361, 51277548), (399, 46393972), (532, 34795479), (722, 25638774), (798, 23196986), (1083, 17092516), (1444, 12819387), (1596, 11598493), (2166, 8546258), (2527, 7325364), (4332, 4273129), (5054, 3662682), (7581, 2441788), (10108, 1831341), (15162, 1220894), (30324, 610447)]