1393664

素因数分解:

$2^{10}\times {\mathrm{1361}}^1$

素因数の和:1381

約数の個数: 22

約数和(自身を含む): 2788014

約数和(自身を除く): 1394350

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1361, 2722, 5444, 10888, 21776, 43552, 87104, 174208, 348416, 696832, 1393664]

約数ペア:

[(1, 1393664), (2, 696832), (4, 348416), (8, 174208), (16, 87104), (32, 43552), (64, 21776), (128, 10888), (256, 5444), (512, 2722), (1024, 1361)]