201249584

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{28393}}^1$

素因数の和:28844

約数の個数: 20

約数和(自身を含む): 390815016

約数和(自身を除く): 189565432

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 28393, 56786, 113572, 227144, 454288, 12578099, 25156198, 50312396, 100624792, 201249584]

約数ペア:

[(1, 201249584), (2, 100624792), (4, 50312396), (8, 25156198), (16, 12578099), (443, 454288), (886, 227144), (1772, 113572), (3544, 56786), (7088, 28393)]