20392575981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1\times {\mathrm{305933}}^1$

素因数の和:307260

約数の個数: 16

約数和(自身を含む): 28811640384

約数和(自身を除く): 8419064403

約数列:

[1, 3, 17, 51, 1307, 3921, 22219, 66657, 305933, 917799, 5200861, 15602583, 399854431, 1199563293, 6797525327, 20392575981]

約数ペア:

[(1, 20392575981), (3, 6797525327), (17, 1199563293), (51, 399854431), (1307, 15602583), (3921, 5200861), (22219, 917799), (66657, 305933)]