19977080761

素因数分解:

${\mathrm{11}}^2\times {\mathrm{3209}}^1\times {\mathrm{51449}}^1$

素因数の和:54680

約数の個数: 12

約数和(自身を含む): 21965548500

約数和(自身を除く): 1988467739

約数列:

[1, 11, 121, 3209, 35299, 51449, 388289, 565939, 6225329, 165099841, 1816098251, 19977080761]

約数ペア:

[(1, 19977080761), (11, 1816098251), (121, 165099841), (3209, 6225329), (35299, 565939), (51449, 388289)]