2018873390

素因数分解:

$2^1\times 5^1\times {\mathrm{7873}}^1\times {\mathrm{25643}}^1$

素因数の和:33523

約数の個数: 16

約数和(自身を含む): 3634575408

約数和(自身を除く): 1615702018

約数列:

[1, 2, 5, 10, 7873, 15746, 25643, 39365, 51286, 78730, 128215, 256430, 201887339, 403774678, 1009436695, 2018873390]

約数ペア:

[(1, 2018873390), (2, 1009436695), (5, 403774678), (10, 201887339), (7873, 256430), (15746, 128215), (25643, 78730), (39365, 51286)]