20198248

素因数分解:

$2^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1231}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 23266712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 293, 586, 1172, 1231, 2051, 2344, 2462, 4102, 4924, 8204, 8617, 9848, 16408, 17234, 34468, 68936, 360683, 721366, 1442732, 2524781, 2885464, 5049562, 10099124, 20198248]

約数ペア:

[(1, 20198248), (2, 10099124), (4, 5049562), (7, 2885464), (8, 2524781), (14, 1442732), (28, 721366), (56, 360683), (293, 68936), (586, 34468), (1172, 17234), (1231, 16408), (2051, 9848), (2344, 8617), (2462, 8204), (4102, 4924)]