289712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:980

約数の個数: 20

約数和(自身を含む): 591480

約数和(自身を除く): 301768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 953, 1906, 3812, 7624, 15248, 18107, 36214, 72428, 144856, 289712]

約数ペア:

[(1, 289712), (2, 144856), (4, 72428), (8, 36214), (16, 18107), (19, 15248), (38, 7624), (76, 3812), (152, 1906), (304, 953)]