19699105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6744

約数の個数: 16

約数和(自身を含む): 25689600

約数和(自身を除く): 5990495

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 6689, 33445, 127091, 207359, 635455, 1036795, 3939821, 19699105]

約数ペア:

[(1, 19699105), (5, 3939821), (19, 1036795), (31, 635455), (95, 207359), (155, 127091), (589, 33445), (2945, 6689)]