18984969

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{11527}}^1$

素因数の和:11597

約数の個数: 16

約数和(自身を含む): 28589440

約数和(自身を除く): 9604471

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 11527, 34581, 103743, 311229, 703147, 2109441, 6328323, 18984969]

約数ペア:

[(1, 18984969), (3, 6328323), (9, 2109441), (27, 703147), (61, 311229), (183, 103743), (549, 34581), (1647, 11527)]