11517895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3911}}^1$

素因数の和:3966

約数の個数: 16

約数和(自身を含む): 15022080

約数和(自身を除く): 3504185

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 3911, 19555, 74309, 121241, 371545, 606205, 2303579, 11517895]

約数ペア:

[(1, 11517895), (5, 2303579), (19, 606205), (31, 371545), (95, 121241), (155, 74309), (589, 19555), (2945, 3911)]