19305290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18743}}^1$

素因数の和:18853

約数の個数: 16

約数和(自身を含む): 35088768

約数和(自身を除く): 15783478

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 18743, 37486, 93715, 187430, 1930529, 3861058, 9652645, 19305290]

約数ペア:

[(1, 19305290), (2, 9652645), (5, 3861058), (10, 1930529), (103, 187430), (206, 93715), (515, 37486), (1030, 18743)]