630854032

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{916939}}^1$

素因数の和:916990

約数の個数: 20

約数和(自身を含む): 1250706160

約数和(自身を除く): 619852128

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 916939, 1833878, 3667756, 7335512, 14671024, 39428377, 78856754, 157713508, 315427016, 630854032]

約数ペア:

[(1, 630854032), (2, 315427016), (4, 157713508), (8, 78856754), (16, 39428377), (43, 14671024), (86, 7335512), (172, 3667756), (344, 1833878), (688, 916939)]