28519856

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{5623}}^1$

素因数の和:5948

約数の個数: 20

約数和(自身を含む): 55441392

約数和(自身を除く): 26921536

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 5623, 11246, 22492, 44984, 89968, 1782491, 3564982, 7129964, 14259928, 28519856]

約数ペア:

[(1, 28519856), (2, 14259928), (4, 7129964), (8, 3564982), (16, 1782491), (317, 89968), (634, 44984), (1268, 22492), (2536, 11246), (5072, 5623)]