18421456

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6361}}^1$

素因数の和:6550

約数の個数: 20

約数和(自身を含む): 35894404

約数和(自身を除く): 17472948

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6361, 12722, 25444, 50888, 101776, 1151341, 2302682, 4605364, 9210728, 18421456]

約数ペア:

[(1, 18421456), (2, 9210728), (4, 4605364), (8, 2302682), (16, 1151341), (181, 101776), (362, 50888), (724, 25444), (1448, 12722), (2896, 6361)]