20197445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1871}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 25878528

約数和(自身を除く): 5681083

約数列:

[1, 5, 17, 85, 127, 635, 1871, 2159, 9355, 10795, 31807, 159035, 237617, 1188085, 4039489, 20197445]

約数ペア:

[(1, 20197445), (5, 4039489), (17, 1188085), (85, 237617), (127, 159035), (635, 31807), (1871, 10795), (2159, 9355)]