19009970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271571}}^1$

素因数の和:271585

約数の個数: 16

約数和(自身を含む): 39106368

約数和(自身を除く): 20096398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271571, 543142, 1357855, 1900997, 2715710, 3801994, 9504985, 19009970]

約数ペア:

[(1, 19009970), (2, 9504985), (5, 3801994), (7, 2715710), (10, 1900997), (14, 1357855), (35, 543142), (70, 271571)]