19309719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 33546240

約数和(自身を除く): 14236521

約数列:

[1, 3, 11, 13, 19, 23, 33, 39, 57, 69, 103, 143, 209, 247, 253, 299, 309, 429, 437, 627, 741, 759, 897, 1133, 1311, 1339, 1957, 2369, 2717, 3289, 3399, 4017, 4807, 5681, 5871, 7107, 8151, 9867, 14421, 14729, 17043, 21527, 25441, 26059, 30797, 44187, 45011, 62491, 64581, 76323, 78177, 92391, 135033, 187473, 279851, 338767, 495121, 585143, 839553, 1016301, 1485363, 1755429, 6436573, 19309719]

約数ペア:

[(1, 19309719), (3, 6436573), (11, 1755429), (13, 1485363), (19, 1016301), (23, 839553), (33, 585143), (39, 495121), (57, 338767), (69, 279851), (103, 187473), (143, 135033), (209, 92391), (247, 78177), (253, 76323), (299, 64581), (309, 62491), (429, 45011), (437, 44187), (627, 30797), (741, 26059), (759, 25441), (897, 21527), (1133, 17043), (1311, 14729), (1339, 14421), (1957, 9867), (2369, 8151), (2717, 7107), (3289, 5871), (3399, 5681), (4017, 4807)]