1328128

素因数分解:

$2^{10}\times {\mathrm{1297}}^1$

素因数の和:1317

約数の個数: 22

約数和(自身を含む): 2657006

約数和(自身を除く): 1328878

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1297, 2594, 5188, 10376, 20752, 41504, 83008, 166016, 332032, 664064, 1328128]

約数ペア:

[(1, 1328128), (2, 664064), (4, 332032), (8, 166016), (16, 83008), (32, 41504), (64, 20752), (128, 10376), (256, 5188), (512, 2594), (1024, 1297)]