20512781281

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2833}}^1\times {\mathrm{7219}}^1$

素因数の和:10128

約数の個数: 16

約数和(自身を含む): 22098398400

約数和(自身を除く): 1585617119

約数列:

[1, 17, 59, 1003, 2833, 7219, 48161, 122723, 167147, 425921, 2841499, 7240657, 20451427, 347674259, 1206634193, 20512781281]

約数ペア:

[(1, 20512781281), (17, 1206634193), (59, 347674259), (1003, 20451427), (2833, 7240657), (7219, 2841499), (48161, 425921), (122723, 167147)]