18994570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271351}}^1$

素因数の和:271365

約数の個数: 16

約数和(自身を含む): 39074688

約数和(自身を除く): 20080118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271351, 542702, 1356755, 1899457, 2713510, 3798914, 9497285, 18994570]

約数ペア:

[(1, 18994570), (2, 9497285), (5, 3798914), (7, 2713510), (10, 1899457), (14, 1356755), (35, 542702), (70, 271351)]