8457128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{55639}}^1$

素因数の和:55664

約数の個数: 16

約数和(自身を含む): 16692000

約数和(自身を除く): 8234872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 55639, 111278, 222556, 445112, 1057141, 2114282, 4228564, 8457128]

約数ペア:

[(1, 8457128), (2, 4228564), (4, 2114282), (8, 1057141), (19, 445112), (38, 222556), (76, 111278), (152, 55639)]