1020781616

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{205141}}^1$

素因数の和:205460

約数の個数: 20

約数和(自身を含む): 1984133424

約数和(自身を除く): 963351808

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 205141, 410282, 820564, 1641128, 3282256, 63798851, 127597702, 255195404, 510390808, 1020781616]

約数ペア:

[(1, 1020781616), (2, 510390808), (4, 255195404), (8, 127597702), (16, 63798851), (311, 3282256), (622, 1641128), (1244, 820564), (2488, 410282), (4976, 205141)]