20321796777

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1\times {\mathrm{487649}}^1$

素因数の和:488160

約数の個数: 16

約数和(自身を含む): 28088640000

約数和(自身を除く): 7766843223

約数列:

[1, 3, 29, 87, 479, 1437, 13891, 41673, 487649, 1462947, 14141821, 42425463, 233583871, 700751613, 6773932259, 20321796777]

約数ペア:

[(1, 20321796777), (3, 6773932259), (29, 700751613), (87, 233583871), (479, 42425463), (1437, 14141821), (13891, 1462947), (41673, 487649)]