205996816

素因数分解:

$2^4\times {\mathrm{1721}}^1\times {\mathrm{7481}}^1$

素因数の和:9210

約数の個数: 20

約数和(自身を含む): 399404124

約数和(自身を除く): 193407308

約数列:

[1, 2, 4, 8, 16, 1721, 3442, 6884, 7481, 13768, 14962, 27536, 29924, 59848, 119696, 12874801, 25749602, 51499204, 102998408, 205996816]

約数ペア:

[(1, 205996816), (2, 102998408), (4, 51499204), (8, 25749602), (16, 12874801), (1721, 119696), (3442, 59848), (6884, 29924), (7481, 27536), (13768, 14962)]