18837658

素因数分解:

$2^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1138

約数の個数: 24

約数和(自身を含む): 33061824

約数和(自身を除く): 14224166

約数列:

[1, 2, 7, 14, 49, 98, 211, 422, 911, 1477, 1822, 2954, 6377, 10339, 12754, 20678, 44639, 89278, 192221, 384442, 1345547, 2691094, 9418829, 18837658]

約数ペア:

[(1, 18837658), (2, 9418829), (7, 2691094), (14, 1345547), (49, 384442), (98, 192221), (211, 89278), (422, 44639), (911, 20678), (1477, 12754), (1822, 10339), (2954, 6377)]