20528013608

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{7752271}}^1$

素因数の和:7752608

約数の個数: 16

約数和(自身を含む): 38606314560

約数和(自身を除く): 18078300952

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 7752271, 15504542, 31009084, 62018168, 2566001701, 5132003402, 10264006804, 20528013608]

約数ペア:

[(1, 20528013608), (2, 10264006804), (4, 5132003402), (8, 2566001701), (331, 62018168), (662, 31009084), (1324, 15504542), (2648, 7752271)]