216987136

素因数分解:

$2^9\times {\mathrm{423803}}^1$

素因数の和:423821

約数の個数: 20

約数和(自身を含む): 433551492

約数和(自身を除く): 216564356

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 423803, 847606, 1695212, 3390424, 6780848, 13561696, 27123392, 54246784, 108493568, 216987136]

約数ペア:

[(1, 216987136), (2, 108493568), (4, 54246784), (8, 27123392), (16, 13561696), (32, 6780848), (64, 3390424), (128, 1695212), (256, 847606), (512, 423803)]