19130881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4073}}^1$

素因数の和:4152

約数の個数: 16

約数和(自身を含む): 24248448

約数和(自身を除く): 5117567

約数列:

[1, 7, 11, 61, 77, 427, 671, 4073, 4697, 28511, 44803, 248453, 313621, 1739171, 2732983, 19130881]

約数ペア:

[(1, 19130881), (7, 2732983), (11, 1739171), (61, 313621), (77, 248453), (427, 44803), (671, 28511), (4073, 4697)]