20197852844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9033029}}^1$

素因数の和:9033089

約数の個数: 24

約数和(自身を含む): 38950425360

約数和(自身を除く): 18752572516

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9033029, 18066058, 36132116, 117429377, 234858754, 388420247, 469717508, 776840494, 1553680988, 5049463211, 10098926422, 20197852844]

約数ペア:

[(1, 20197852844), (2, 10098926422), (4, 5049463211), (13, 1553680988), (26, 776840494), (43, 469717508), (52, 388420247), (86, 234858754), (172, 117429377), (559, 36132116), (1118, 18066058), (2236, 9033029)]