19129445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 24071040

約数和(自身を除く): 4941595

約数列:

[1, 5, 23, 115, 397, 419, 1985, 2095, 9131, 9637, 45655, 48185, 166343, 831715, 3825889, 19129445]

約数ペア:

[(1, 19129445), (5, 3825889), (23, 831715), (115, 166343), (397, 48185), (419, 45655), (1985, 9637), (2095, 9131)]