18021047

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 20248704

約数和(自身を除く): 2227657

約数列:

[1, 11, 61, 107, 251, 671, 1177, 2761, 6527, 15311, 26857, 71797, 168421, 295427, 1638277, 18021047]

約数ペア:

[(1, 18021047), (11, 1638277), (61, 295427), (107, 168421), (251, 71797), (671, 26857), (1177, 15311), (2761, 6527)]