20201201293

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1126859}}^1$

素因数の和:1127076

約数の個数: 16

約数和(自身を含む): 24989247360

約数和(自身を除く): 4788046067

約数列:

[1, 7, 13, 91, 197, 1379, 2561, 17927, 1126859, 7888013, 14649167, 102544169, 221991223, 1553938561, 2885885899, 20201201293]

約数ペア:

[(1, 20201201293), (7, 2885885899), (13, 1553938561), (91, 221991223), (197, 102544169), (1379, 14649167), (2561, 7888013), (17927, 1126859)]