205642288

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{60913}}^1$

素因数の和:61132

約数の個数: 20

約数和(自身を含む): 400326808

約数和(自身を除く): 194684520

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 60913, 121826, 243652, 487304, 974608, 12852643, 25705286, 51410572, 102821144, 205642288]

約数ペア:

[(1, 205642288), (2, 102821144), (4, 51410572), (8, 25705286), (16, 12852643), (211, 974608), (422, 487304), (844, 243652), (1688, 121826), (3376, 60913)]