12803216

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{4421}}^1$

素因数の和:4610

約数の個数: 20

約数和(自身を含む): 24948924

約数和(自身を除く): 12145708

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 4421, 8842, 17684, 35368, 70736, 800201, 1600402, 3200804, 6401608, 12803216]

約数ペア:

[(1, 12803216), (2, 6401608), (4, 3200804), (8, 1600402), (16, 800201), (181, 70736), (362, 35368), (724, 17684), (1448, 8842), (2896, 4421)]