19232121

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{911}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 26615808

約数和(自身を除く): 7383687

約数列:

[1, 3, 31, 93, 227, 681, 911, 2733, 7037, 21111, 28241, 84723, 206797, 620391, 6410707, 19232121]

約数ペア:

[(1, 19232121), (3, 6410707), (31, 620391), (93, 206797), (227, 84723), (681, 28241), (911, 21111), (2733, 7037)]