20402578339

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8392669}}^1$

素因数の和:8392710

約数の個数: 16

約数和(自身を含む): 25379434080

約数和(自身を除く): 4976855741

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8392669, 92319359, 109104697, 142675373, 1200151667, 1569429103, 1854779849, 20402578339]

約数ペア:

[(1, 20402578339), (11, 1854779849), (13, 1569429103), (17, 1200151667), (143, 142675373), (187, 109104697), (221, 92319359), (2431, 8392669)]