187685020

素因数分解:

$2^2\times 5^1\times {\mathrm{9384251}}^1$

素因数の和:9384260

約数の個数: 12

約数和(自身を含む): 394138584

約数和(自身を除く): 206453564

約数列:

[1, 2, 4, 5, 10, 20, 9384251, 18768502, 37537004, 46921255, 93842510, 187685020]

約数ペア:

[(1, 187685020), (2, 93842510), (4, 46921255), (5, 37537004), (10, 18768502), (20, 9384251)]