20403749013

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8324663}}^1$

素因数の和:8324728

約数の個数: 16

約数和(自身を含む): 29302817280

約数和(自身を除く): 8899068267

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 8324663, 24973989, 158168597, 357960509, 474505791, 1073881527, 6801249671, 20403749013]

約数ペア:

[(1, 20403749013), (3, 6801249671), (19, 1073881527), (43, 474505791), (57, 357960509), (129, 158168597), (817, 24973989), (2451, 8324663)]