19966296

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6991}}^1$

素因数の和:7024

約数の個数: 64

約数和(自身を含む): 60410880

約数和(自身を除く): 40444584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 6991, 13982, 20973, 27964, 41946, 48937, 55928, 83892, 97874, 118847, 146811, 167784, 195748, 237694, 293622, 356541, 391496, 475388, 587244, 713082, 831929, 950776, 1174488, 1426164, 1663858, 2495787, 2852328, 3327716, 4991574, 6655432, 9983148, 19966296]

約数ペア:

[(1, 19966296), (2, 9983148), (3, 6655432), (4, 4991574), (6, 3327716), (7, 2852328), (8, 2495787), (12, 1663858), (14, 1426164), (17, 1174488), (21, 950776), (24, 831929), (28, 713082), (34, 587244), (42, 475388), (51, 391496), (56, 356541), (68, 293622), (84, 237694), (102, 195748), (119, 167784), (136, 146811), (168, 118847), (204, 97874), (238, 83892), (357, 55928), (408, 48937), (476, 41946), (714, 27964), (952, 20973), (1428, 13982), (2856, 6991)]