1980194776

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{343307}}^1$

素因数の和:343423

約数の個数: 32

約数和(自身を含む): 4284483840

約数和(自身を除く): 2304289064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 343307, 686614, 1373228, 2403149, 2746456, 4806298, 9612596, 19225192, 35360621, 70721242, 141442484, 247524347, 282884968, 495048694, 990097388, 1980194776]

約数ペア:

[(1, 1980194776), (2, 990097388), (4, 495048694), (7, 282884968), (8, 247524347), (14, 141442484), (28, 70721242), (56, 35360621), (103, 19225192), (206, 9612596), (412, 4806298), (721, 2746456), (824, 2403149), (1442, 1373228), (2884, 686614), (5768, 343307)]