18300340

素因数分解:

$2^2\times 5^1\times {\mathrm{915017}}^1$

素因数の和:915026

約数の個数: 12

約数和(自身を含む): 38430756

約数和(自身を除く): 20130416

約数列:

[1, 2, 4, 5, 10, 20, 915017, 1830034, 3660068, 4575085, 9150170, 18300340]

約数ペア:

[(1, 18300340), (2, 9150170), (4, 4575085), (5, 3660068), (10, 1830034), (20, 915017)]