20145201587

素因数分解:

$7^2\times {\mathrm{607}}^1\times {\mathrm{677309}}^1$

素因数の和:677930

約数の個数: 12

約数和(自身を含む): 23472855360

約数和(自身を除く): 3327653773

約数列:

[1, 7, 49, 607, 4249, 29743, 677309, 4741163, 33188141, 411126563, 2877885941, 20145201587]

約数ペア:

[(1, 20145201587), (7, 2877885941), (49, 411126563), (607, 33188141), (4249, 4741163), (29743, 677309)]