20789723

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 22809600

約数和(自身を除く): 2019877

約数列:

[1, 23, 29, 71, 439, 667, 1633, 2059, 10097, 12731, 31169, 47357, 292813, 716887, 903901, 20789723]

約数ペア:

[(1, 20789723), (23, 903901), (29, 716887), (71, 292813), (439, 47357), (667, 31169), (1633, 12731), (2059, 10097)]