20759530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4603}}^1$

素因数の和:4662

約数の個数: 32

約数和(自身を含む): 41767488

約数和(自身を除く): 21007958

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 4603, 9206, 23015, 46030, 50633, 101266, 188723, 253165, 377446, 506330, 943615, 1887230, 2075953, 4151906, 10379765, 20759530]

約数ペア:

[(1, 20759530), (2, 10379765), (5, 4151906), (10, 2075953), (11, 1887230), (22, 943615), (41, 506330), (55, 377446), (82, 253165), (110, 188723), (205, 101266), (410, 50633), (451, 46030), (902, 23015), (2255, 9206), (4510, 4603)]