2578878

素因数分解:

$2^1\times 3^4\times {\mathrm{15919}}^1$

素因数の和:15933

約数の個数: 20

約数和(自身を含む): 5778960

約数和(自身を除く): 3200082

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 15919, 31838, 47757, 95514, 143271, 286542, 429813, 859626, 1289439, 2578878]

約数ペア:

[(1, 2578878), (2, 1289439), (3, 859626), (6, 429813), (9, 286542), (18, 143271), (27, 95514), (54, 47757), (81, 31838), (162, 15919)]