20898318429

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1901}}^1\times {\mathrm{33013}}^1$

素因数の和:34957

約数の個数: 24

約数和(自身を含む): 31019558232

約数和(自身を除く): 10121239803

約数列:

[1, 3, 9, 37, 111, 333, 1901, 5703, 17109, 33013, 70337, 99039, 211011, 297117, 633033, 1221481, 3664443, 10993329, 62757713, 188273139, 564819417, 2322035381, 6966106143, 20898318429]

約数ペア:

[(1, 20898318429), (3, 6966106143), (9, 2322035381), (37, 564819417), (111, 188273139), (333, 62757713), (1901, 10993329), (5703, 3664443), (17109, 1221481), (33013, 633033), (70337, 297117), (99039, 211011)]