2019914637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{2861}}^1$

素因数の和:3341

約数の個数: 32

約数和(自身を含む): 2975930496

約数和(自身を除く): 956015859

約数列:

[1, 3, 13, 39, 43, 129, 421, 559, 1263, 1677, 2861, 5473, 8583, 16419, 18103, 37193, 54309, 111579, 123023, 235339, 369069, 706017, 1204481, 1599299, 3613443, 4797897, 15658253, 46974759, 51792683, 155378049, 673304879, 2019914637]

約数ペア:

[(1, 2019914637), (3, 673304879), (13, 155378049), (39, 51792683), (43, 46974759), (129, 15658253), (421, 4797897), (559, 3613443), (1263, 1599299), (1677, 1204481), (2861, 706017), (5473, 369069), (8583, 235339), (16419, 123023), (18103, 111579), (37193, 54309)]