17939372941

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1\times {\mathrm{42139}}^1$

素因数の和:43204

約数の個数: 16

約数和(自身を含む): 20859637120

約数和(自身を除く): 2920264179

約数列:

[1, 7, 61, 427, 997, 6979, 42139, 60817, 294973, 425719, 2570479, 17993353, 42012583, 294088081, 2562767563, 17939372941]

約数ペア:

[(1, 17939372941), (7, 2562767563), (61, 294088081), (427, 42012583), (997, 17993353), (6979, 2570479), (42139, 425719), (60817, 294973)]