20512221777

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{134066809}}^1$

素因数の和:134066832

約数の個数: 12

約数和(自身を含む): 31371633540

約数和(自身を除く): 10859411763

約数列:

[1, 3, 9, 17, 51, 153, 134066809, 402200427, 1206601281, 2279135753, 6837407259, 20512221777]

約数ペア:

[(1, 20512221777), (3, 6837407259), (9, 2279135753), (17, 1206601281), (51, 402200427), (153, 134066809)]