13665218

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 25855200

約数和(自身を除く): 12189982

約数列:

[1, 2, 7, 14, 19, 38, 41, 49, 82, 98, 133, 179, 266, 287, 358, 574, 779, 931, 1253, 1558, 1862, 2009, 2506, 3401, 4018, 5453, 6802, 7339, 8771, 10906, 14678, 17542, 23807, 38171, 47614, 51373, 76342, 102746, 139441, 166649, 278882, 333298, 359611, 719222, 976087, 1952174, 6832609, 13665218]

約数ペア:

[(1, 13665218), (2, 6832609), (7, 1952174), (14, 976087), (19, 719222), (38, 359611), (41, 333298), (49, 278882), (82, 166649), (98, 139441), (133, 102746), (179, 76342), (266, 51373), (287, 47614), (358, 38171), (574, 23807), (779, 17542), (931, 14678), (1253, 10906), (1558, 8771), (1862, 7339), (2009, 6802), (2506, 5453), (3401, 4018)]