18852579

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2689}}^1$

素因数の和:2755

約数の個数: 24

約数和(自身を含む): 29374800

約数和(自身を除く): 10522221

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 2689, 7011, 8067, 24201, 51091, 110249, 153273, 330747, 459819, 992241, 2094731, 6284193, 18852579]

約数ペア:

[(1, 18852579), (3, 6284193), (9, 2094731), (19, 992241), (41, 459819), (57, 330747), (123, 153273), (171, 110249), (369, 51091), (779, 24201), (2337, 8067), (2689, 7011)]