19479731

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 21267840

約数和(自身を除く): 1788109

約数列:

[1, 19, 43, 113, 211, 817, 2147, 4009, 4859, 9073, 23843, 92321, 172387, 453017, 1025249, 19479731]

約数ペア:

[(1, 19479731), (19, 1025249), (43, 453017), (113, 172387), (211, 92321), (817, 23843), (2147, 9073), (4009, 4859)]