19110160

素因数分解:

$2^4\times 5^1\times {\mathrm{238877}}^1$

素因数の和:238890

約数の個数: 20

約数和(自身を含む): 44431308

約数和(自身を除く): 25321148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238877, 477754, 955508, 1194385, 1911016, 2388770, 3822032, 4777540, 9555080, 19110160]

約数ペア:

[(1, 19110160), (2, 9555080), (4, 4777540), (5, 3822032), (8, 2388770), (10, 1911016), (16, 1194385), (20, 955508), (40, 477754), (80, 238877)]