128108816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{727891}}^1$

素因数の和:727910

約数の個数: 20

約数和(自身を含む): 270775824

約数和(自身を除く): 142667008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 727891, 1455782, 2911564, 5823128, 8006801, 11646256, 16013602, 32027204, 64054408, 128108816]

約数ペア:

[(1, 128108816), (2, 64054408), (4, 32027204), (8, 16013602), (11, 11646256), (16, 8006801), (22, 5823128), (44, 2911564), (88, 1455782), (176, 727891)]