18674956

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 34020000

約数和(自身を除く): 15345044

約数列:

[1, 2, 4, 29, 58, 116, 199, 398, 796, 809, 1618, 3236, 5771, 11542, 23084, 23461, 46922, 93844, 160991, 321982, 643964, 4668739, 9337478, 18674956]

約数ペア:

[(1, 18674956), (2, 9337478), (4, 4668739), (29, 643964), (58, 321982), (116, 160991), (199, 93844), (398, 46922), (796, 23461), (809, 23084), (1618, 11542), (3236, 5771)]