20672718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{3041}}^1$

素因数の和:3160

約数の個数: 32

約数和(自身を含む): 45556992

約数和(自身を除く): 24884274

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 103, 206, 309, 618, 1133, 2266, 3041, 3399, 6082, 6798, 9123, 18246, 33451, 66902, 100353, 200706, 313223, 626446, 939669, 1879338, 3445453, 6890906, 10336359, 20672718]

約数ペア:

[(1, 20672718), (2, 10336359), (3, 6890906), (6, 3445453), (11, 1879338), (22, 939669), (33, 626446), (66, 313223), (103, 200706), (206, 100353), (309, 66902), (618, 33451), (1133, 18246), (2266, 9123), (3041, 6798), (3399, 6082)]