13439568

素因数分解:

$2^4\times 3^1\times {\mathrm{279991}}^1$

素因数の和:280002

約数の個数: 20

約数和(自身を含む): 34719008

約数和(自身を除く): 21279440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 279991, 559982, 839973, 1119964, 1679946, 2239928, 3359892, 4479856, 6719784, 13439568]

約数ペア:

[(1, 13439568), (2, 6719784), (3, 4479856), (4, 3359892), (6, 2239928), (8, 1679946), (12, 1119964), (16, 839973), (24, 559982), (48, 279991)]