20466976

素因数分解:

$2^5\times {\mathrm{277}}^1\times {\mathrm{2309}}^1$

素因数の和:2596

約数の個数: 24

約数和(自身を含む): 40457340

約数和(自身を除く): 19990364

約数列:

[1, 2, 4, 8, 16, 32, 277, 554, 1108, 2216, 2309, 4432, 4618, 8864, 9236, 18472, 36944, 73888, 639593, 1279186, 2558372, 5116744, 10233488, 20466976]

約数ペア:

[(1, 20466976), (2, 10233488), (4, 5116744), (8, 2558372), (16, 1279186), (32, 639593), (277, 73888), (554, 36944), (1108, 18472), (2216, 9236), (2309, 8864), (4432, 4618)]