18826090

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8221}}^1$

素因数の和:8457

約数の個数: 16

約数和(自身を含む): 34039080

約数和(自身を除く): 15212990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 8221, 16442, 41105, 82210, 1882609, 3765218, 9413045, 18826090]

約数ペア:

[(1, 18826090), (2, 9413045), (5, 3765218), (10, 1882609), (229, 82210), (458, 41105), (1145, 16442), (2290, 8221)]