18040918

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9689}}^1$

素因数の和:9724

約数の個数: 24

約数和(自身を含む): 33139800

約数和(自身を除く): 15098882

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 9689, 19378, 67823, 135646, 184091, 368182, 474761, 949522, 1288637, 2577274, 9020459, 18040918]

約数ペア:

[(1, 18040918), (2, 9020459), (7, 2577274), (14, 1288637), (19, 949522), (38, 474761), (49, 368182), (98, 184091), (133, 135646), (266, 67823), (931, 19378), (1862, 9689)]