19227981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4621}}^1$

素因数の和:4716

約数の個数: 16

約数和(自身を含む): 27362240

約数和(自身を除く): 8134259

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4621, 13863, 87799, 263397, 337333, 1011999, 6409327, 19227981]

約数ペア:

[(1, 19227981), (3, 6409327), (19, 1011999), (57, 337333), (73, 263397), (219, 87799), (1387, 13863), (4161, 4621)]