20746081

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 22739200

約数和(自身を除く): 1993119

約数列:

[1, 19, 43, 67, 379, 817, 1273, 2881, 7201, 16297, 25393, 54739, 309643, 482467, 1091899, 20746081]

約数ペア:

[(1, 20746081), (19, 1091899), (43, 482467), (67, 309643), (379, 54739), (817, 25393), (1273, 16297), (2881, 7201)]