2019557510

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{387631}}^1$

素因数の和:388159

約数の個数: 16

約数和(自身を含む): 3642190272

約数和(自身を除く): 1622632762

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 387631, 775262, 1938155, 3876310, 201955751, 403911502, 1009778755, 2019557510]

約数ペア:

[(1, 2019557510), (2, 1009778755), (5, 403911502), (10, 201955751), (521, 3876310), (1042, 1938155), (2605, 775262), (5210, 387631)]