18253291

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{977}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 22251456

約数和(自身を除く): 3998165

約数列:

[1, 7, 17, 119, 157, 977, 1099, 2669, 6839, 16609, 18683, 116263, 153389, 1073723, 2607613, 18253291]

約数ペア:

[(1, 18253291), (7, 2607613), (17, 1073723), (119, 153389), (157, 116263), (977, 18683), (1099, 16609), (2669, 6839)]