20321052

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 53996544

約数和(自身を除く): 33675492

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 61, 68, 69, 71, 92, 102, 122, 138, 142, 183, 204, 213, 244, 276, 284, 366, 391, 426, 732, 782, 852, 1037, 1173, 1207, 1403, 1564, 1633, 2074, 2346, 2414, 2806, 3111, 3266, 3621, 4148, 4209, 4331, 4692, 4828, 4899, 5612, 6222, 6532, 7242, 8418, 8662, 9798, 12444, 12993, 14484, 16836, 17324, 19596, 23851, 25986, 27761, 47702, 51972, 55522, 71553, 73627, 83283, 95404, 99613, 111044, 143106, 147254, 166566, 199226, 220881, 286212, 294508, 298839, 333132, 398452, 441762, 597678, 883524, 1195356, 1693421, 3386842, 5080263, 6773684, 10160526, 20321052]

約数ペア:

[(1, 20321052), (2, 10160526), (3, 6773684), (4, 5080263), (6, 3386842), (12, 1693421), (17, 1195356), (23, 883524), (34, 597678), (46, 441762), (51, 398452), (61, 333132), (68, 298839), (69, 294508), (71, 286212), (92, 220881), (102, 199226), (122, 166566), (138, 147254), (142, 143106), (183, 111044), (204, 99613), (213, 95404), (244, 83283), (276, 73627), (284, 71553), (366, 55522), (391, 51972), (426, 47702), (732, 27761), (782, 25986), (852, 23851), (1037, 19596), (1173, 17324), (1207, 16836), (1403, 14484), (1564, 12993), (1633, 12444), (2074, 9798), (2346, 8662), (2414, 8418), (2806, 7242), (3111, 6532), (3266, 6222), (3621, 5612), (4148, 4899), (4209, 4828), (4331, 4692)]