18789136

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22157}}^1$

素因数の和:22218

約数の個数: 20

約数和(自身を含む): 37092492

約数和(自身を除く): 18303356

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22157, 44314, 88628, 177256, 354512, 1174321, 2348642, 4697284, 9394568, 18789136]

約数ペア:

[(1, 18789136), (2, 9394568), (4, 4697284), (8, 2348642), (16, 1174321), (53, 354512), (106, 177256), (212, 88628), (424, 44314), (848, 22157)]