18539060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48787}}^1$

素因数の和:48815

約数の個数: 24

約数和(自身を含む): 40981920

約数和(自身を除く): 22442860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48787, 97574, 195148, 243935, 487870, 926953, 975740, 1853906, 3707812, 4634765, 9269530, 18539060]

約数ペア:

[(1, 18539060), (2, 9269530), (4, 4634765), (5, 3707812), (10, 1853906), (19, 975740), (20, 926953), (38, 487870), (76, 243935), (95, 195148), (190, 97574), (380, 48787)]