20520616

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5843}}^1$

素因数の和:6288

約数の個数: 16

約数和(自身を含む): 38570400

約数和(自身を除く): 18049784

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5843, 11686, 23372, 46744, 2565077, 5130154, 10260308, 20520616]

約数ペア:

[(1, 20520616), (2, 10260308), (4, 5130154), (8, 2565077), (439, 46744), (878, 23372), (1756, 11686), (3512, 5843)]