20809218243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{630582371}}^1$

素因数の和:630582385

約数の個数: 8

約数和(自身を含む): 30267953856

約数和(自身を除く): 9458735613

約数列:

[1, 3, 11, 33, 630582371, 1891747113, 6936406081, 20809218243]

約数ペア:

[(1, 20809218243), (3, 6936406081), (11, 1891747113), (33, 630582371)]