20180743424

素因数分解:

$2^8\times {\mathrm{78831029}}^1$

素因数の和:78831045

約数の個数: 18

約数和(自身を含む): 40282656330

約数和(自身を除く): 20101912906

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78831029, 157662058, 315324116, 630648232, 1261296464, 2522592928, 5045185856, 10090371712, 20180743424]

約数ペア:

[(1, 20180743424), (2, 10090371712), (4, 5045185856), (8, 2522592928), (16, 1261296464), (32, 630648232), (64, 315324116), (128, 157662058), (256, 78831029)]