20997745936

素因数分解:

$2^4\times {\mathrm{7307}}^1\times {\mathrm{179603}}^1$

素因数の和:186918

約数の個数: 20

約数和(自身を含む): 40688926992

約数和(自身を除く): 19691181056

約数列:

[1, 2, 4, 8, 16, 7307, 14614, 29228, 58456, 116912, 179603, 359206, 718412, 1436824, 2873648, 1312359121, 2624718242, 5249436484, 10498872968, 20997745936]

約数ペア:

[(1, 20997745936), (2, 10498872968), (4, 5249436484), (8, 2624718242), (16, 1312359121), (7307, 2873648), (14614, 1436824), (29228, 718412), (58456, 359206), (116912, 179603)]