199777792

素因数分解:

$2^9\times {\mathrm{390191}}^1$

素因数の和:390209

約数の個数: 20

約数和(自身を含む): 399166416

約数和(自身を除く): 199388624

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 390191, 780382, 1560764, 3121528, 6243056, 12486112, 24972224, 49944448, 99888896, 199777792]

約数ペア:

[(1, 199777792), (2, 99888896), (4, 49944448), (8, 24972224), (16, 12486112), (32, 6243056), (64, 3121528), (128, 1560764), (256, 780382), (512, 390191)]