19438188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 57361920

約数和(自身を除く): 37923732

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 109, 132, 154, 193, 218, 231, 308, 327, 386, 436, 462, 579, 654, 763, 772, 924, 1158, 1199, 1308, 1351, 1526, 2123, 2289, 2316, 2398, 2702, 3052, 3597, 4053, 4246, 4578, 4796, 5404, 6369, 7194, 8106, 8393, 8492, 9156, 12738, 14388, 14861, 16212, 16786, 21037, 25179, 25476, 29722, 33572, 42074, 44583, 50358, 59444, 63111, 84148, 89166, 100716, 126222, 147259, 178332, 231407, 252444, 294518, 441777, 462814, 589036, 694221, 883554, 925628, 1388442, 1619849, 1767108, 2776884, 3239698, 4859547, 6479396, 9719094, 19438188]

約数ペア:

[(1, 19438188), (2, 9719094), (3, 6479396), (4, 4859547), (6, 3239698), (7, 2776884), (11, 1767108), (12, 1619849), (14, 1388442), (21, 925628), (22, 883554), (28, 694221), (33, 589036), (42, 462814), (44, 441777), (66, 294518), (77, 252444), (84, 231407), (109, 178332), (132, 147259), (154, 126222), (193, 100716), (218, 89166), (231, 84148), (308, 63111), (327, 59444), (386, 50358), (436, 44583), (462, 42074), (579, 33572), (654, 29722), (763, 25476), (772, 25179), (924, 21037), (1158, 16786), (1199, 16212), (1308, 14861), (1351, 14388), (1526, 12738), (2123, 9156), (2289, 8492), (2316, 8393), (2398, 8106), (2702, 7194), (3052, 6369), (3597, 5404), (4053, 4796), (4246, 4578)]