19519291

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 22556160

約数和(自身を除く): 3036869

約数列:

[1, 11, 29, 43, 319, 473, 1247, 1423, 13717, 15653, 41267, 61189, 453937, 673079, 1774481, 19519291]

約数ペア:

[(1, 19519291), (11, 1774481), (29, 673079), (43, 453937), (319, 61189), (473, 41267), (1247, 15653), (1423, 13717)]