20105230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105817}}^1$

素因数の和:105843

約数の個数: 16

約数和(自身を含む): 38094480

約数和(自身を除く): 17989250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105817, 211634, 529085, 1058170, 2010523, 4021046, 10052615, 20105230]

約数ペア:

[(1, 20105230), (2, 10052615), (5, 4021046), (10, 2010523), (19, 1058170), (38, 529085), (95, 211634), (190, 105817)]