20153344

素因数分解:

$2^{10}\times {\mathrm{19681}}^1$

素因数の和:19701

約数の個数: 22

約数和(自身を含む): 40289054

約数和(自身を除く): 20135710

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19681, 39362, 78724, 157448, 314896, 629792, 1259584, 2519168, 5038336, 10076672, 20153344]

約数ペア:

[(1, 20153344), (2, 10076672), (4, 5038336), (8, 2519168), (16, 1259584), (32, 629792), (64, 314896), (128, 157448), (256, 78724), (512, 39362), (1024, 19681)]