20253541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7109}}^1$

素因数の和:7164

約数の個数: 16

約数和(自身を含む): 25937280

約数和(自身を除く): 5683739

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 7109, 49763, 78199, 263033, 547393, 1841231, 2893363, 20253541]

約数ペア:

[(1, 20253541), (7, 2893363), (11, 1841231), (37, 547393), (77, 263033), (259, 78199), (407, 49763), (2849, 7109)]