20213306815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{993527}}^1$

素因数の和:993858

約数の個数: 16

約数和(自身を含む): 26205294528

約数和(自身を除く): 5991987713

約数列:

[1, 5, 13, 65, 313, 1565, 4069, 20345, 993527, 4967635, 12915851, 64579255, 310973951, 1554869755, 4042661363, 20213306815]

約数ペア:

[(1, 20213306815), (5, 4042661363), (13, 1554869755), (65, 310973951), (313, 64579255), (1565, 12915851), (4069, 4967635), (20345, 993527)]