64121648

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{36767}}^1$

素因数の和:36884

約数の個数: 20

約数和(自身を含む): 125378880

約数和(自身を除く): 61257232

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 36767, 73534, 147068, 294136, 588272, 4007603, 8015206, 16030412, 32060824, 64121648]

約数ペア:

[(1, 64121648), (2, 32060824), (4, 16030412), (8, 8015206), (16, 4007603), (109, 588272), (218, 294136), (436, 147068), (872, 73534), (1744, 36767)]