18303467

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 22663872

約数和(自身を除く): 4360405

約数列:

[1, 7, 13, 91, 197, 1021, 1379, 2561, 7147, 13273, 17927, 92911, 201137, 1407959, 2614781, 18303467]

約数ペア:

[(1, 18303467), (7, 2614781), (13, 1407959), (91, 201137), (197, 92911), (1021, 17927), (1379, 13273), (2561, 7147)]