20959083

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 31608720

約数和(自身を除く): 10649637

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 613, 1179, 1839, 3799, 5517, 11397, 17777, 34191, 53331, 80303, 159993, 240909, 722727, 2328787, 6986361, 20959083]

約数ペア:

[(1, 20959083), (3, 6986361), (9, 2328787), (29, 722727), (87, 240909), (131, 159993), (261, 80303), (393, 53331), (613, 34191), (1179, 17777), (1839, 11397), (3799, 5517)]