18321340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39829}}^1$

素因数の和:39861

約数の個数: 24

約数和(自身を含む): 40148640

約数和(自身を除く): 21827300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39829, 79658, 159316, 199145, 398290, 796580, 916067, 1832134, 3664268, 4580335, 9160670, 18321340]

約数ペア:

[(1, 18321340), (2, 9160670), (4, 4580335), (5, 3664268), (10, 1832134), (20, 916067), (23, 796580), (46, 398290), (92, 199145), (115, 159316), (230, 79658), (460, 39829)]