20403124

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25127}}^1$

素因数の和:25167

約数の個数: 24

約数和(自身を含む): 42215040

約数和(自身を除く): 21811916

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25127, 50254, 100508, 175889, 351778, 703556, 728683, 1457366, 2914732, 5100781, 10201562, 20403124]

約数ペア:

[(1, 20403124), (2, 10201562), (4, 5100781), (7, 2914732), (14, 1457366), (28, 728683), (29, 703556), (58, 351778), (116, 175889), (203, 100508), (406, 50254), (812, 25127)]