12880568

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{4139}}^1$

素因数の和:4534

約数の個数: 16

約数和(自身を含む): 24219000

約数和(自身を除く): 11338432

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 4139, 8278, 16556, 33112, 1610071, 3220142, 6440284, 12880568]

約数ペア:

[(1, 12880568), (2, 6440284), (4, 3220142), (8, 1610071), (389, 33112), (778, 16556), (1556, 8278), (3112, 4139)]