20097868

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1427}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 40303872

約数和(自身を除く): 20206004

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 1427, 2012, 2854, 3521, 5708, 7042, 9989, 14084, 19978, 39956, 717781, 1435562, 2871124, 5024467, 10048934, 20097868]

約数ペア:

[(1, 20097868), (2, 10048934), (4, 5024467), (7, 2871124), (14, 1435562), (28, 717781), (503, 39956), (1006, 19978), (1427, 14084), (2012, 9989), (2854, 7042), (3521, 5708)]