18804963271

素因数分解:

${\mathrm{19}}^2\times {\mathrm{4243}}^1\times {\mathrm{12277}}^1$

素因数の和:16558

約数の個数: 12

約数和(自身を含む): 19853083992

約数和(自身を除く): 1048120721

約数列:

[1, 19, 361, 4243, 12277, 80617, 233263, 1531723, 4431997, 52091311, 989734909, 18804963271]

約数ペア:

[(1, 18804963271), (19, 989734909), (361, 52091311), (4243, 4431997), (12277, 1531723), (80617, 233263)]