128520592

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{73693}}^1$

素因数の和:73810

約数の個数: 20

約数和(自身を含む): 251296540

約数和(自身を除く): 122775948

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 73693, 147386, 294772, 589544, 1179088, 8032537, 16065074, 32130148, 64260296, 128520592]

約数ペア:

[(1, 128520592), (2, 64260296), (4, 32130148), (8, 16065074), (16, 8032537), (109, 1179088), (218, 589544), (436, 294772), (872, 147386), (1744, 73693)]