19521379

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 21600000

約数和(自身を除く): 2078621

約数列:

[1, 19, 29, 71, 499, 551, 1349, 2059, 9481, 14471, 35429, 39121, 274949, 673151, 1027441, 19521379]

約数ペア:

[(1, 19521379), (19, 1027441), (29, 673151), (71, 274949), (499, 39121), (551, 35429), (1349, 14471), (2059, 9481)]