20802441

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3371}}^1$

素因数の和:3413

約数の個数: 24

約数和(自身を含む): 32290272

約数和(自身を除く): 11487831

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3371, 6171, 10113, 37081, 57307, 111243, 171921, 407891, 630377, 1223673, 1891131, 6934147, 20802441]

約数ペア:

[(1, 20802441), (3, 6934147), (11, 1891131), (17, 1223673), (33, 630377), (51, 407891), (121, 171921), (187, 111243), (363, 57307), (561, 37081), (2057, 10113), (3371, 6171)]