18178173

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 28435680

約数和(自身を除く): 10257507

約数列:

[1, 3, 9, 13, 39, 117, 251, 619, 753, 1857, 2259, 3263, 5571, 8047, 9789, 24141, 29367, 72423, 155369, 466107, 1398321, 2019797, 6059391, 18178173]

約数ペア:

[(1, 18178173), (3, 6059391), (9, 2019797), (13, 1398321), (39, 466107), (117, 155369), (251, 72423), (619, 29367), (753, 24141), (1857, 9789), (2259, 8047), (3263, 5571)]