18725920

素因数分解:

$2^5\times 5^1\times {\mathrm{117037}}^1$

素因数の和:117052

約数の個数: 24

約数和(自身を含む): 44240364

約数和(自身を除く): 25514444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117037, 234074, 468148, 585185, 936296, 1170370, 1872592, 2340740, 3745184, 4681480, 9362960, 18725920]

約数ペア:

[(1, 18725920), (2, 9362960), (4, 4681480), (5, 3745184), (8, 2340740), (10, 1872592), (16, 1170370), (20, 936296), (32, 585185), (40, 468148), (80, 234074), (160, 117037)]