20218949744

素因数分解:

$2^4\times 7^1\times {\mathrm{180526337}}^1$

素因数の和:180526352

約数の個数: 20

約数和(自身を含む): 44770531824

約数和(自身を除く): 24551582080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180526337, 361052674, 722105348, 1263684359, 1444210696, 2527368718, 2888421392, 5054737436, 10109474872, 20218949744]

約数ペア:

[(1, 20218949744), (2, 10109474872), (4, 5054737436), (7, 2888421392), (8, 2527368718), (14, 1444210696), (16, 1263684359), (28, 722105348), (56, 361052674), (112, 180526337)]