18973660

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6367}}^1$

素因数の和:6525

約数の個数: 24

約数和(自身を含む): 40118400

約数和(自身を除く): 21144740

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6367, 12734, 25468, 31835, 63670, 127340, 948683, 1897366, 3794732, 4743415, 9486830, 18973660]

約数ペア:

[(1, 18973660), (2, 9486830), (4, 4743415), (5, 3794732), (10, 1897366), (20, 948683), (149, 127340), (298, 63670), (596, 31835), (745, 25468), (1490, 12734), (2980, 6367)]