28187944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3499}}^1$

素因数の和:3577

約数の個数: 32

約数和(自身を含む): 56700000

約数和(自身を除く): 28512056

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 3499, 4028, 6998, 8056, 13996, 27992, 66481, 132962, 185447, 265924, 370894, 531848, 741788, 1483576, 3523493, 7046986, 14093972, 28187944]

約数ペア:

[(1, 28187944), (2, 14093972), (4, 7046986), (8, 3523493), (19, 1483576), (38, 741788), (53, 531848), (76, 370894), (106, 265924), (152, 185447), (212, 132962), (424, 66481), (1007, 27992), (2014, 13996), (3499, 8056), (4028, 6998)]