18935308

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15727}}^1$

素因数の和:15781

約数の個数: 24

約数和(自身を含む): 38753792

約数和(自身を除く): 19818484

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 15727, 31454, 62908, 110089, 220178, 440356, 676261, 1352522, 2705044, 4733827, 9467654, 18935308]

約数ペア:

[(1, 18935308), (2, 9467654), (4, 4733827), (7, 2705044), (14, 1352522), (28, 676261), (43, 440356), (86, 220178), (172, 110089), (301, 62908), (602, 31454), (1204, 15727)]