667341104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2195201}}^1$

素因数の和:2195228

約数の個数: 20

約数和(自身を含む): 1361025240

約数和(自身を除く): 693684136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2195201, 4390402, 8780804, 17561608, 35123216, 41708819, 83417638, 166835276, 333670552, 667341104]

約数ペア:

[(1, 667341104), (2, 333670552), (4, 166835276), (8, 83417638), (16, 41708819), (19, 35123216), (38, 17561608), (76, 8780804), (152, 4390402), (304, 2195201)]