13621328

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 32795520

約数和(自身を除く): 19174192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 37, 38, 56, 74, 76, 112, 133, 148, 152, 173, 259, 266, 296, 304, 346, 518, 532, 592, 692, 703, 1036, 1064, 1211, 1384, 1406, 2072, 2128, 2422, 2768, 2812, 3287, 4144, 4844, 4921, 5624, 6401, 6574, 9688, 9842, 11248, 12802, 13148, 19376, 19684, 23009, 25604, 26296, 39368, 44807, 46018, 51208, 52592, 78736, 89614, 92036, 102416, 121619, 179228, 184072, 243238, 358456, 368144, 486476, 716912, 851333, 972952, 1702666, 1945904, 3405332, 6810664, 13621328]

約数ペア:

[(1, 13621328), (2, 6810664), (4, 3405332), (7, 1945904), (8, 1702666), (14, 972952), (16, 851333), (19, 716912), (28, 486476), (37, 368144), (38, 358456), (56, 243238), (74, 184072), (76, 179228), (112, 121619), (133, 102416), (148, 92036), (152, 89614), (173, 78736), (259, 52592), (266, 51208), (296, 46018), (304, 44807), (346, 39368), (518, 26296), (532, 25604), (592, 23009), (692, 19684), (703, 19376), (1036, 13148), (1064, 12802), (1211, 11248), (1384, 9842), (1406, 9688), (2072, 6574), (2128, 6401), (2422, 5624), (2768, 4921), (2812, 4844), (3287, 4144)]