20417704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134327}}^1$

素因数の和:134352

約数の個数: 16

約数和(自身を含む): 40298400

約数和(自身を除く): 19880696

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134327, 268654, 537308, 1074616, 2552213, 5104426, 10208852, 20417704]

約数ペア:

[(1, 20417704), (2, 10208852), (4, 5104426), (8, 2552213), (19, 1074616), (38, 537308), (76, 268654), (152, 134327)]