19401755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1559}}^1$

素因数の和:1714

約数の個数: 16

約数和(自身を含む): 24710400

約数和(自身を除く): 5308645

約数列:

[1, 5, 19, 95, 131, 655, 1559, 2489, 7795, 12445, 29621, 148105, 204229, 1021145, 3880351, 19401755]

約数ペア:

[(1, 19401755), (5, 3880351), (19, 1021145), (95, 204229), (131, 148105), (655, 29621), (1559, 12445), (2489, 7795)]