19440290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84523}}^1$

素因数の和:84553

約数の個数: 16

約数和(自身を含む): 36514368

約数和(自身を除く): 17074078

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 84523, 169046, 422615, 845230, 1944029, 3888058, 9720145, 19440290]

約数ペア:

[(1, 19440290), (2, 9720145), (5, 3888058), (10, 1944029), (23, 845230), (46, 422615), (115, 169046), (230, 84523)]