42678896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{205187}}^1$

素因数の和:205208

約数の個数: 20

約数和(自身を含む): 89051592

約数和(自身を除く): 46372696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 205187, 410374, 820748, 1641496, 2667431, 3282992, 5334862, 10669724, 21339448, 42678896]

約数ペア:

[(1, 42678896), (2, 21339448), (4, 10669724), (8, 5334862), (13, 3282992), (16, 2667431), (26, 1641496), (52, 820748), (104, 410374), (208, 205187)]