18121085

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2659}}^1$

素因数の和:2740

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 4861315

約数列:

[1, 5, 29, 47, 145, 235, 1363, 2659, 6815, 13295, 77111, 124973, 385555, 624865, 3624217, 18121085]

約数ペア:

[(1, 18121085), (5, 3624217), (29, 624865), (47, 385555), (145, 124973), (235, 77111), (1363, 13295), (2659, 6815)]