20227417

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 23744512

約数和(自身を除く): 3517095

約数列:

[1, 7, 61, 127, 373, 427, 889, 2611, 7747, 22753, 47371, 54229, 159271, 331597, 2889631, 20227417]

約数ペア:

[(1, 20227417), (7, 2889631), (61, 331597), (127, 159271), (373, 54229), (427, 47371), (889, 22753), (2611, 7747)]