20868426

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28277}}^1$

素因数の和:28326

約数の個数: 24

約数和(自身を含む): 46319364

約数和(自身を除く): 25450938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28277, 56554, 84831, 169662, 254493, 508986, 1159357, 2318714, 3478071, 6956142, 10434213, 20868426]

約数ペア:

[(1, 20868426), (2, 10434213), (3, 6956142), (6, 3478071), (9, 2318714), (18, 1159357), (41, 508986), (82, 254493), (123, 169662), (246, 84831), (369, 56554), (738, 28277)]