20811776

素因数分解:

$2^{12}\times {\mathrm{5081}}^1$

素因数の和:5105

約数の個数: 26

約数和(自身を含む): 41626662

約数和(自身を除く): 20814886

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 5081, 10162, 20324, 40648, 81296, 162592, 325184, 650368, 1300736, 2601472, 5202944, 10405888, 20811776]

約数ペア:

[(1, 20811776), (2, 10405888), (4, 5202944), (8, 2601472), (16, 1300736), (32, 650368), (64, 325184), (128, 162592), (256, 81296), (512, 40648), (1024, 20324), (2048, 10162), (4096, 5081)]