2019040605

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{63823}}^1$

素因数の和:63890

約数の個数: 48

約数和(自身を含む): 3783486720

約数和(自身を除く): 1764446115

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 703, 855, 1665, 2109, 3515, 6327, 10545, 31635, 63823, 191469, 319115, 574407, 957345, 1212637, 2361451, 2872035, 3637911, 6063185, 7084353, 10913733, 11807255, 18189555, 21253059, 35421765, 44867569, 54568665, 106265295, 134602707, 224337845, 403808121, 673013535, 2019040605]

約数ペア:

[(1, 2019040605), (3, 673013535), (5, 403808121), (9, 224337845), (15, 134602707), (19, 106265295), (37, 54568665), (45, 44867569), (57, 35421765), (95, 21253059), (111, 18189555), (171, 11807255), (185, 10913733), (285, 7084353), (333, 6063185), (555, 3637911), (703, 2872035), (855, 2361451), (1665, 1212637), (2109, 957345), (3515, 574407), (6327, 319115), (10545, 191469), (31635, 63823)]