389447728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{839327}}^1$

素因数の和:839364

約数の個数: 20

約数和(自身を含む): 780575040

約数和(自身を除く): 391127312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 839327, 1678654, 3357308, 6714616, 13429232, 24340483, 48680966, 97361932, 194723864, 389447728]

約数ペア:

[(1, 389447728), (2, 194723864), (4, 97361932), (8, 48680966), (16, 24340483), (29, 13429232), (58, 6714616), (116, 3357308), (232, 1678654), (464, 839327)]