19031538

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{43451}}^1$

素因数の和:43529

約数の個数: 16

約数和(自身を含む): 38585376

約数和(自身を除く): 19553838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 43451, 86902, 130353, 260706, 3171923, 6343846, 9515769, 19031538]

約数ペア:

[(1, 19031538), (2, 9515769), (3, 6343846), (6, 3171923), (73, 260706), (146, 130353), (219, 86902), (438, 43451)]