18955490

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1697}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 34170552

約数和(自身を除く): 15215062

約数列:

[1, 2, 5, 10, 1117, 1697, 2234, 3394, 5585, 8485, 11170, 16970, 1895549, 3791098, 9477745, 18955490]

約数ペア:

[(1, 18955490), (2, 9477745), (5, 3791098), (10, 1895549), (1117, 16970), (1697, 11170), (2234, 8485), (3394, 5585)]