20451712

素因数分解:

$2^7\times {\mathrm{159779}}^1$

素因数の和:159793

約数の個数: 16

約数和(自身を含む): 40743900

約数和(自身を除く): 20292188

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 159779, 319558, 639116, 1278232, 2556464, 5112928, 10225856, 20451712]

約数ペア:

[(1, 20451712), (2, 10225856), (4, 5112928), (8, 2556464), (16, 1278232), (32, 639116), (64, 319558), (128, 159779)]