203451404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90989}}^1$

素因数の和:91049

約数の個数: 24

約数和(自身を含む): 392348880

約数和(自身を除く): 188897476

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 90989, 181978, 363956, 1182857, 2365714, 3912527, 4731428, 7825054, 15650108, 50862851, 101725702, 203451404]

約数ペア:

[(1, 203451404), (2, 101725702), (4, 50862851), (13, 15650108), (26, 7825054), (43, 4731428), (52, 3912527), (86, 2365714), (172, 1182857), (559, 363956), (1118, 181978), (2236, 90989)]