205963304

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{61153}}^1$

素因数の和:61580

約数の個数: 16

約数和(自身を含む): 387104820

約数和(自身を除く): 181141516

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 61153, 122306, 244612, 489224, 25745413, 51490826, 102981652, 205963304]

約数ペア:

[(1, 205963304), (2, 102981652), (4, 51490826), (8, 25745413), (421, 489224), (842, 244612), (1684, 122306), (3368, 61153)]