20173621391

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{3851}}^1\times {\mathrm{9719}}^1$

素因数の和:13595

約数の個数: 24

約数和(自身を含む): 25609944960

約数和(自身を除く): 5436323569

約数列:

[1, 7, 11, 49, 77, 539, 3851, 9719, 26957, 42361, 68033, 106909, 188699, 296527, 476231, 748363, 2075689, 5238541, 37427869, 261995083, 411706559, 1833965581, 2881945913, 20173621391]

約数ペア:

[(1, 20173621391), (7, 2881945913), (11, 1833965581), (49, 411706559), (77, 261995083), (539, 37427869), (3851, 5238541), (9719, 2075689), (26957, 748363), (42361, 476231), (68033, 296527), (106909, 188699)]