12719754

素因数分解:

$2^1\times 3^4\times {\mathrm{78517}}^1$

素因数の和:78531

約数の個数: 20

約数和(自身を含む): 28502034

約数和(自身を除く): 15782280

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 78517, 157034, 235551, 471102, 706653, 1413306, 2119959, 4239918, 6359877, 12719754]

約数ペア:

[(1, 12719754), (2, 6359877), (3, 4239918), (6, 2119959), (9, 1413306), (18, 706653), (27, 471102), (54, 235551), (81, 157034), (162, 78517)]