18927741

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8269}}^1$

素因数の和:8388

約数の個数: 16

約数和(自身を含む): 29110400

約数和(自身を除く): 10182659

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 8269, 24807, 57883, 173649, 901321, 2703963, 6309247, 18927741]

約数ペア:

[(1, 18927741), (3, 6309247), (7, 2703963), (21, 901321), (109, 173649), (327, 57883), (763, 24807), (2289, 8269)]