12890872

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{30403}}^1$

素因数の和:30462

約数の個数: 16

約数和(自身を含む): 24627240

約数和(自身を除く): 11736368

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 30403, 60806, 121612, 243224, 1611359, 3222718, 6445436, 12890872]

約数ペア:

[(1, 12890872), (2, 6445436), (4, 3222718), (8, 1611359), (53, 243224), (106, 121612), (212, 60806), (424, 30403)]