19793469

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 27367424

約数和(自身を除く): 7573955

約数列:

[1, 3, 31, 93, 331, 643, 993, 1929, 10261, 19933, 30783, 59799, 212833, 638499, 6597823, 19793469]

約数ペア:

[(1, 19793469), (3, 6597823), (31, 638499), (93, 212833), (331, 59799), (643, 30783), (993, 19933), (1929, 10261)]