19990735210

素因数分解:

$2^1\times 5^1\times {\mathrm{44711}}^2$

素因数の和:89429

約数の個数: 12

約数和(自身を含む): 35984128194

約数和(自身を除く): 15993392984

約数列:

[1, 2, 5, 10, 44711, 89422, 223555, 447110, 1999073521, 3998147042, 9995367605, 19990735210]

約数ペア:

[(1, 19990735210), (2, 9995367605), (5, 3998147042), (10, 1999073521), (44711, 447110), (89422, 223555)]