19995573

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{39439}}^1$

素因数の和:39468

約数の個数: 12

約数和(自身を含む): 28870080

約数和(自身を除く): 8874507

約数列:

[1, 3, 13, 39, 169, 507, 39439, 118317, 512707, 1538121, 6665191, 19995573]

約数ペア:

[(1, 19995573), (3, 6665191), (13, 1538121), (39, 512707), (169, 118317), (507, 39439)]