20176109872

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2872453}}^1$

素因数の和:2872900

約数の個数: 20

約数和(自身を含む): 39180272560

約数和(自身を除く): 19004162688

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 2872453, 5744906, 11489812, 22979624, 45959248, 1261006867, 2522013734, 5044027468, 10088054936, 20176109872]

約数ペア:

[(1, 20176109872), (2, 10088054936), (4, 5044027468), (8, 2522013734), (16, 1261006867), (439, 45959248), (878, 22979624), (1756, 11489812), (3512, 5744906), (7024, 2872453)]