129358384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{425521}}^1$

素因数の和:425548

約数の個数: 20

約数和(自身を含む): 263823640

約数和(自身を除く): 134465256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 425521, 851042, 1702084, 3404168, 6808336, 8084899, 16169798, 32339596, 64679192, 129358384]

約数ペア:

[(1, 129358384), (2, 64679192), (4, 32339596), (8, 16169798), (16, 8084899), (19, 6808336), (38, 3404168), (76, 1702084), (152, 851042), (304, 425521)]