16663020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25247}}^1$

素因数の和:25270

約数の個数: 48

約数和(自身を含む): 50899968

約数和(自身を除く): 34236948

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 25247, 50494, 75741, 100988, 126235, 151482, 252470, 277717, 302964, 378705, 504940, 555434, 757410, 833151, 1110868, 1388585, 1514820, 1666302, 2777170, 3332604, 4165755, 5554340, 8331510, 16663020]

約数ペア:

[(1, 16663020), (2, 8331510), (3, 5554340), (4, 4165755), (5, 3332604), (6, 2777170), (10, 1666302), (11, 1514820), (12, 1388585), (15, 1110868), (20, 833151), (22, 757410), (30, 555434), (33, 504940), (44, 378705), (55, 302964), (60, 277717), (66, 252470), (110, 151482), (132, 126235), (165, 100988), (220, 75741), (330, 50494), (660, 25247)]