20989716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159013}}^1$

素因数の和:159031

約数の個数: 24

約数和(自身を含む): 53428704

約数和(自身を除く): 32438988

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159013, 318026, 477039, 636052, 954078, 1749143, 1908156, 3498286, 5247429, 6996572, 10494858, 20989716]

約数ペア:

[(1, 20989716), (2, 10494858), (3, 6996572), (4, 5247429), (6, 3498286), (11, 1908156), (12, 1749143), (22, 954078), (33, 636052), (44, 477039), (66, 318026), (132, 159013)]