26257136

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{18439}}^1$

素因数の和:18536

約数の個数: 20

約数和(自身を含む): 51447600

約数和(自身を除く): 25190464

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 18439, 36878, 73756, 147512, 295024, 1641071, 3282142, 6564284, 13128568, 26257136]

約数ペア:

[(1, 26257136), (2, 13128568), (4, 6564284), (8, 3282142), (16, 1641071), (89, 295024), (178, 147512), (356, 73756), (712, 36878), (1424, 18439)]