20528025008

素因数分解:

$2^4\times {\mathrm{1283001563}}^1$

素因数の和:1283001571

約数の個数: 10

約数和(自身を含む): 39773048484

約数和(自身を除く): 19245023476

約数列:

[1, 2, 4, 8, 16, 1283001563, 2566003126, 5132006252, 10264012504, 20528025008]

約数ペア:

[(1, 20528025008), (2, 10264012504), (4, 5132006252), (8, 2566003126), (16, 1283001563)]