201990710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1063109}}^1$

素因数の和:1063135

約数の個数: 16

約数和(自身を含む): 382719600

約数和(自身を除く): 180728890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1063109, 2126218, 5315545, 10631090, 20199071, 40398142, 100995355, 201990710]

約数ペア:

[(1, 201990710), (2, 100995355), (5, 40398142), (10, 20199071), (19, 10631090), (38, 5315545), (95, 2126218), (190, 1063109)]