19858070

素因数分解:

$2^1\times 5^1\times {\mathrm{463}}^1\times {\mathrm{4289}}^1$

素因数の和:4759

約数の個数: 16

約数和(自身を含む): 35830080

約数和(自身を除く): 15972010

約数列:

[1, 2, 5, 10, 463, 926, 2315, 4289, 4630, 8578, 21445, 42890, 1985807, 3971614, 9929035, 19858070]

約数ペア:

[(1, 19858070), (2, 9929035), (5, 3971614), (10, 1985807), (463, 42890), (926, 21445), (2315, 8578), (4289, 4630)]