15905128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{104639}}^1$

素因数の和:104664

約数の個数: 16

約数和(自身を含む): 31392000

約数和(自身を除く): 15486872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 104639, 209278, 418556, 837112, 1988141, 3976282, 7952564, 15905128]

約数ペア:

[(1, 15905128), (2, 7952564), (4, 3976282), (8, 1988141), (19, 837112), (38, 418556), (76, 209278), (152, 104639)]