20178390869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2671573}}^1$

素因数の和:2671676

約数の個数: 16

約数和(自身を含む): 25134168192

約数和(自身を除く): 4955777323

約数列:

[1, 7, 13, 83, 91, 581, 1079, 7553, 2671573, 18701011, 34730449, 221740559, 243113143, 1552183913, 2882627267, 20178390869]

約数ペア:

[(1, 20178390869), (7, 2882627267), (13, 1552183913), (83, 243113143), (91, 221740559), (581, 34730449), (1079, 18701011), (7553, 2671573)]