81885184

素因数分解:

$2^{11}\times {\mathrm{39983}}^1$

素因数の和:40005

約数の個数: 24

約数和(自身を含む): 163734480

約数和(自身を除く): 81849296

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 39983, 79966, 159932, 319864, 639728, 1279456, 2558912, 5117824, 10235648, 20471296, 40942592, 81885184]

約数ペア:

[(1, 81885184), (2, 40942592), (4, 20471296), (8, 10235648), (16, 5117824), (32, 2558912), (64, 1279456), (128, 639728), (256, 319864), (512, 159932), (1024, 79966), (2048, 39983)]