2643968

素因数分解:

$2^{11}\times {\mathrm{1291}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 5290740

約数和(自身を除く): 2646772

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1291, 2048, 2582, 5164, 10328, 20656, 41312, 82624, 165248, 330496, 660992, 1321984, 2643968]

約数ペア:

[(1, 2643968), (2, 1321984), (4, 660992), (8, 330496), (16, 165248), (32, 82624), (64, 41312), (128, 20656), (256, 10328), (512, 5164), (1024, 2582), (1291, 2048)]