1999161109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1\times {\mathrm{3907}}^1$

素因数の和:4356

約数の個数: 16

約数和(自身を含む): 2202048576

約数和(自身を除く): 202887467

約数列:

[1, 11, 181, 257, 1991, 2827, 3907, 42977, 46517, 511687, 707167, 1004099, 7778837, 11045089, 181741919, 1999161109]

約数ペア:

[(1, 1999161109), (11, 181741919), (181, 11045089), (257, 7778837), (1991, 1004099), (2827, 707167), (3907, 511687), (42977, 46517)]