19270004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5531}}^1$

素因数の和:5615

約数の個数: 24

約数和(自身を含む): 36865248

約数和(自身を除く): 17595244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5531, 11062, 22124, 71903, 143806, 287612, 370577, 741154, 1482308, 4817501, 9635002, 19270004]

約数ペア:

[(1, 19270004), (2, 9635002), (4, 4817501), (13, 1482308), (26, 741154), (52, 370577), (67, 287612), (134, 143806), (268, 71903), (871, 22124), (1742, 11062), (3484, 5531)]