19822336

素因数分解:

$2^8\times {\mathrm{77431}}^1$

素因数の和:77447

約数の個数: 18

約数和(自身を含む): 39567752

約数和(自身を除く): 19745416

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 77431, 154862, 309724, 619448, 1238896, 2477792, 4955584, 9911168, 19822336]

約数ペア:

[(1, 19822336), (2, 9911168), (4, 4955584), (8, 2477792), (16, 1238896), (32, 619448), (64, 309724), (128, 154862), (256, 77431)]