18607340

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6791}}^1$

素因数の和:6937

約数の個数: 24

約数和(自身を含む): 39366432

約数和(自身を除く): 20759092

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 6791, 13582, 27164, 33955, 67910, 135820, 930367, 1860734, 3721468, 4651835, 9303670, 18607340]

約数ペア:

[(1, 18607340), (2, 9303670), (4, 4651835), (5, 3721468), (10, 1860734), (20, 930367), (137, 135820), (274, 67910), (548, 33955), (685, 27164), (1370, 13582), (2740, 6791)]