219874384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{723271}}^1$

素因数の和:723298

約数の個数: 20

約数和(自身を含む): 448428640

約数和(自身を除く): 228554256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 723271, 1446542, 2893084, 5786168, 11572336, 13742149, 27484298, 54968596, 109937192, 219874384]

約数ペア:

[(1, 219874384), (2, 109937192), (4, 54968596), (8, 27484298), (16, 13742149), (19, 11572336), (38, 5786168), (76, 2893084), (152, 1446542), (304, 723271)]