18819010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{268843}}^1$

素因数の和:268857

約数の個数: 16

約数和(自身を含む): 38713536

約数和(自身を除く): 19894526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 268843, 537686, 1344215, 1881901, 2688430, 3763802, 9409505, 18819010]

約数ペア:

[(1, 18819010), (2, 9409505), (5, 3763802), (7, 2688430), (10, 1881901), (14, 1344215), (35, 537686), (70, 268843)]