19691769

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{313}}^2$

素因数の和:696

約数の個数: 12

約数和(自身を含む): 26732976

約数和(自身を除く): 7041207

約数列:

[1, 3, 67, 201, 313, 939, 20971, 62913, 97969, 293907, 6563923, 19691769]

約数ペア:

[(1, 19691769), (3, 6563923), (67, 293907), (201, 97969), (313, 62913), (939, 20971)]