20637554

素因数分解:

$2^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{1907}}^1$

素因数の和:2689

約数の個数: 16

約数和(自身を含む): 35443008

約数和(自身を除く): 14805454

約数列:

[1, 2, 7, 14, 773, 1546, 1907, 3814, 5411, 10822, 13349, 26698, 1474111, 2948222, 10318777, 20637554]

約数ペア:

[(1, 20637554), (2, 10318777), (7, 2948222), (14, 1474111), (773, 26698), (1546, 13349), (1907, 10822), (3814, 5411)]