19660443

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 29538768

約数和(自身を除く): 9878325

約数列:

[1, 3, 11, 33, 41, 121, 123, 363, 451, 1321, 1353, 3963, 4961, 14531, 14883, 43593, 54161, 159841, 162483, 479523, 595771, 1787313, 6553481, 19660443]

約数ペア:

[(1, 19660443), (3, 6553481), (11, 1787313), (33, 595771), (41, 479523), (121, 162483), (123, 159841), (363, 54161), (451, 43593), (1321, 14883), (1353, 14531), (3963, 4961)]