12581216

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{3607}}^1$

素因数の和:3726

約数の個数: 24

約数和(自身を含む): 25003440

約数和(自身を除く): 12422224

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 3607, 7214, 14428, 28856, 57712, 115424, 393163, 786326, 1572652, 3145304, 6290608, 12581216]

約数ペア:

[(1, 12581216), (2, 6290608), (4, 3145304), (8, 1572652), (16, 786326), (32, 393163), (109, 115424), (218, 57712), (436, 28856), (872, 14428), (1744, 7214), (3488, 3607)]