28018978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{34763}}^1$

素因数の和:34809

約数の個数: 16

約数和(自身を含む): 46722816

約数和(自身を除く): 18703838

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 34763, 69526, 451919, 903838, 1077653, 2155306, 14009489, 28018978]

約数ペア:

[(1, 28018978), (2, 14009489), (13, 2155306), (26, 1077653), (31, 903838), (62, 451919), (403, 69526), (806, 34763)]