20383918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{907}}^1$

素因数の和:1587

約数の個数: 16

約数和(自身を含む): 32459184

約数和(自身を除く): 12075266

約数列:

[1, 2, 17, 34, 661, 907, 1322, 1814, 11237, 15419, 22474, 30838, 599527, 1199054, 10191959, 20383918]

約数ペア:

[(1, 20383918), (2, 10191959), (17, 1199054), (34, 599527), (661, 30838), (907, 22474), (1322, 15419), (1814, 11237)]