19941515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6841}}^1$

素因数の和:6910

約数の個数: 16

約数和(自身を含む): 26601696

約数和(自身を除く): 6660181

約数列:

[1, 5, 11, 53, 55, 265, 583, 2915, 6841, 34205, 75251, 362573, 376255, 1812865, 3988303, 19941515]

約数ペア:

[(1, 19941515), (5, 3988303), (11, 1812865), (53, 376255), (55, 362573), (265, 75251), (583, 34205), (2915, 6841)]