19152791

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 22810944

約数和(自身を除く): 3658153

約数列:

[1, 7, 37, 73, 259, 511, 1013, 2701, 7091, 18907, 37481, 73949, 262367, 517643, 2736113, 19152791]

約数ペア:

[(1, 19152791), (7, 2736113), (37, 517643), (73, 262367), (259, 73949), (511, 37481), (1013, 18907), (2701, 7091)]