19584782

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 38568960

約数和(自身を除く): 18984178

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 61, 71, 119, 122, 133, 142, 238, 266, 323, 427, 497, 646, 854, 994, 1037, 1159, 1207, 1349, 2074, 2261, 2318, 2414, 2698, 4331, 4522, 7259, 8113, 8449, 8662, 9443, 14518, 16226, 16898, 18886, 19703, 22933, 30317, 39406, 45866, 60634, 73627, 82289, 137921, 147254, 160531, 164578, 275842, 321062, 515389, 576023, 1030778, 1152046, 1398913, 2797826, 9792391, 19584782]

約数ペア:

[(1, 19584782), (2, 9792391), (7, 2797826), (14, 1398913), (17, 1152046), (19, 1030778), (34, 576023), (38, 515389), (61, 321062), (71, 275842), (119, 164578), (122, 160531), (133, 147254), (142, 137921), (238, 82289), (266, 73627), (323, 60634), (427, 45866), (497, 39406), (646, 30317), (854, 22933), (994, 19703), (1037, 18886), (1159, 16898), (1207, 16226), (1349, 14518), (2074, 9443), (2261, 8662), (2318, 8449), (2414, 8113), (2698, 7259), (4331, 4522)]