1331344

素因数分解:

$2^4\times 7^1\times {\mathrm{11887}}^1$

素因数の和:11902

約数の個数: 20

約数和(自身を含む): 2948224

約数和(自身を除く): 1616880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11887, 23774, 47548, 83209, 95096, 166418, 190192, 332836, 665672, 1331344]

約数ペア:

[(1, 1331344), (2, 665672), (4, 332836), (7, 190192), (8, 166418), (14, 95096), (16, 83209), (28, 47548), (56, 23774), (112, 11887)]