20766218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30449}}^1$

素因数の和:30493

約数の個数: 16

約数和(自身を含む): 35078400

約数和(自身を除く): 14312182

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30449, 60898, 334939, 669878, 943919, 1887838, 10383109, 20766218]

約数ペア:

[(1, 20766218), (2, 10383109), (11, 1887838), (22, 943919), (31, 669878), (62, 334939), (341, 60898), (682, 30449)]