19917372

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{3851}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 46593792

約数和(自身を除く): 26676420

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 1293, 1724, 2586, 3851, 5172, 7702, 11553, 15404, 23106, 46212, 1659781, 3319562, 4979343, 6639124, 9958686, 19917372]

約数ペア:

[(1, 19917372), (2, 9958686), (3, 6639124), (4, 4979343), (6, 3319562), (12, 1659781), (431, 46212), (862, 23106), (1293, 15404), (1724, 11553), (2586, 7702), (3851, 5172)]