19874230

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15649}}^1$

素因数の和:15783

約数の個数: 16

約数和(自身を含む): 36057600

約数和(自身を除く): 16183370

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 15649, 31298, 78245, 156490, 1987423, 3974846, 9937115, 19874230]

約数ペア:

[(1, 19874230), (2, 9937115), (5, 3974846), (10, 1987423), (127, 156490), (254, 78245), (635, 31298), (1270, 15649)]