204938380

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{65267}}^1$

素因数の和:65433

約数の個数: 24

約数和(自身を含む): 433118448

約数和(自身を除く): 228180068

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 65267, 130534, 261068, 326335, 652670, 1305340, 10246919, 20493838, 40987676, 51234595, 102469190, 204938380]

約数ペア:

[(1, 204938380), (2, 102469190), (4, 51234595), (5, 40987676), (10, 20493838), (20, 10246919), (157, 1305340), (314, 652670), (628, 326335), (785, 261068), (1570, 130534), (3140, 65267)]