20789401

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 23091840

約数和(自身を除く): 2302439

約数列:

[1, 19, 23, 113, 421, 437, 2147, 2599, 7999, 9683, 47573, 49381, 183977, 903887, 1094179, 20789401]

約数ペア:

[(1, 20789401), (19, 1094179), (23, 903887), (113, 183977), (421, 49381), (437, 47573), (2147, 9683), (2599, 7999)]