18885235

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 23637600

約数和(自身を除く): 4752365

約数列:

[1, 5, 29, 139, 145, 695, 937, 4031, 4685, 20155, 27173, 130243, 135865, 651215, 3777047, 18885235]

約数ペア:

[(1, 18885235), (5, 3777047), (29, 651215), (139, 135865), (145, 130243), (695, 27173), (937, 20155), (4031, 4685)]