128855464

素因数分解:

$2^3\times {\mathrm{823}}^1\times {\mathrm{19571}}^1$

素因数の和:20400

約数の個数: 16

約数和(自身を含む): 241909920

約数和(自身を除く): 113054456

約数列:

[1, 2, 4, 8, 823, 1646, 3292, 6584, 19571, 39142, 78284, 156568, 16106933, 32213866, 64427732, 128855464]

約数ペア:

[(1, 128855464), (2, 64427732), (4, 32213866), (8, 16106933), (823, 156568), (1646, 78284), (3292, 39142), (6584, 19571)]