19120165

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{787}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 23715648

約数和(自身を除く): 4595483

約数列:

[1, 5, 43, 113, 215, 565, 787, 3935, 4859, 24295, 33841, 88931, 169205, 444655, 3824033, 19120165]

約数ペア:

[(1, 19120165), (5, 3824033), (43, 444655), (113, 169205), (215, 88931), (565, 33841), (787, 24295), (3935, 4859)]