20716527

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1409}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 30963600

約数和(自身を除く): 10247073

約数列:

[1, 3, 13, 29, 39, 87, 169, 377, 507, 1131, 1409, 4227, 4901, 14703, 18317, 40861, 54951, 122583, 238121, 531193, 714363, 1593579, 6905509, 20716527]

約数ペア:

[(1, 20716527), (3, 6905509), (13, 1593579), (29, 714363), (39, 531193), (87, 238121), (169, 122583), (377, 54951), (507, 40861), (1131, 18317), (1409, 14703), (4227, 4901)]