213338288

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{122327}}^1$

素因数の和:122444

約数の個数: 20

約数和(自身を含む): 417138480

約数和(自身を除く): 203800192

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 122327, 244654, 489308, 978616, 1957232, 13333643, 26667286, 53334572, 106669144, 213338288]

約数ペア:

[(1, 213338288), (2, 106669144), (4, 53334572), (8, 26667286), (16, 13333643), (109, 1957232), (218, 978616), (436, 489308), (872, 244654), (1744, 122327)]