1385008

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:924

約数の個数: 20

約数和(自身を含む): 2711880

約数和(自身を除く): 1326872

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 809, 856, 1618, 1712, 3236, 6472, 12944, 86563, 173126, 346252, 692504, 1385008]

約数ペア:

[(1, 1385008), (2, 692504), (4, 346252), (8, 173126), (16, 86563), (107, 12944), (214, 6472), (428, 3236), (809, 1712), (856, 1618)]