2000989930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11770529}}^1$

素因数の和:11770553

約数の個数: 16

約数和(自身を含む): 3813651720

約数和(自身を除く): 1812661790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 11770529, 23541058, 58852645, 117705290, 200098993, 400197986, 1000494965, 2000989930]

約数ペア:

[(1, 2000989930), (2, 1000494965), (5, 400197986), (10, 200098993), (17, 117705290), (34, 58852645), (85, 23541058), (170, 11770529)]