19664034

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 45045504

約数和(自身を除く): 25381470

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 97, 113, 138, 194, 226, 291, 299, 339, 582, 598, 678, 897, 1261, 1469, 1794, 2231, 2522, 2599, 2938, 3783, 4407, 4462, 5198, 6693, 7566, 7797, 8814, 10961, 13386, 15594, 21922, 29003, 32883, 33787, 58006, 65766, 67574, 87009, 101361, 142493, 174018, 202722, 252103, 284986, 427479, 504206, 756309, 854958, 1512618, 3277339, 6554678, 9832017, 19664034]

約数ペア:

[(1, 19664034), (2, 9832017), (3, 6554678), (6, 3277339), (13, 1512618), (23, 854958), (26, 756309), (39, 504206), (46, 427479), (69, 284986), (78, 252103), (97, 202722), (113, 174018), (138, 142493), (194, 101361), (226, 87009), (291, 67574), (299, 65766), (339, 58006), (582, 33787), (598, 32883), (678, 29003), (897, 21922), (1261, 15594), (1469, 13386), (1794, 10961), (2231, 8814), (2522, 7797), (2599, 7566), (2938, 6693), (3783, 5198), (4407, 4462)]