20528376

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{7069}}^1$

素因数の和:7100

約数の個数: 48

約数和(自身を含む): 56418600

約数和(自身を除く): 35890224

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 7069, 14138, 21207, 28276, 42414, 56552, 77759, 84828, 155518, 169656, 233277, 311036, 466554, 622072, 855349, 933108, 1710698, 1866216, 2566047, 3421396, 5132094, 6842792, 10264188, 20528376]

約数ペア:

[(1, 20528376), (2, 10264188), (3, 6842792), (4, 5132094), (6, 3421396), (8, 2566047), (11, 1866216), (12, 1710698), (22, 933108), (24, 855349), (33, 622072), (44, 466554), (66, 311036), (88, 233277), (121, 169656), (132, 155518), (242, 84828), (264, 77759), (363, 56552), (484, 42414), (726, 28276), (968, 21207), (1452, 14138), (2904, 7069)]