68395972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20929}}^1$

素因数の和:20995

約数の個数: 24

約数和(自身を含む): 128928800

約数和(自身を除く): 60532828

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 20929, 41858, 83716, 397651, 795302, 899947, 1590604, 1799894, 3599788, 17098993, 34197986, 68395972]

約数ペア:

[(1, 68395972), (2, 34197986), (4, 17098993), (19, 3599788), (38, 1799894), (43, 1590604), (76, 899947), (86, 795302), (172, 397651), (817, 83716), (1634, 41858), (3268, 20929)]