129598384

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{74311}}^1$

素因数の和:74428

約数の個数: 20

約数和(自身を含む): 253403920

約数和(自身を除く): 123805536

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 74311, 148622, 297244, 594488, 1188976, 8099899, 16199798, 32399596, 64799192, 129598384]

約数ペア:

[(1, 129598384), (2, 64799192), (4, 32399596), (8, 16199798), (16, 8099899), (109, 1188976), (218, 594488), (436, 297244), (872, 148622), (1744, 74311)]