20319964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42689}}^1$

素因数の和:42717

約数の個数: 24

約数和(自身を含む): 43031520

約数和(自身を除く): 22711556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42689, 85378, 170756, 298823, 597646, 725713, 1195292, 1451426, 2902852, 5079991, 10159982, 20319964]

約数ペア:

[(1, 20319964), (2, 10159982), (4, 5079991), (7, 2902852), (14, 1451426), (17, 1195292), (28, 725713), (34, 597646), (68, 298823), (119, 170756), (238, 85378), (476, 42689)]